Friday, April 18, 2025

Industrial-strength April Patch Tuesday covers 135 CVEs – Sophos Information

Microsoft on Tuesday launched 135 patches affecting 19 product households. Ten of the addressed points, all distant code execution points, are thought of by Microsoft to be of Crucial severity, and 18 have a CVSS base rating of 8.0 or greater. One, an Essential-severity elevation of privilege difficulty touching the Home windows Frequent Log File system driver, is thought to be below lively exploit within the wild.  

At patch time, 11 extra CVEs usually tend to be exploited within the subsequent 30 days by the corporate’s estimation. Varied of this month’s points are amenable to direct detection by Sophos protections, and we embrace data on these in a desk beneath.  

Along with these patches, sixteen Essential-severity Adobe Reader points affecting ColdFusion are coated within the launch. These are listed in Appendix D beneath. In a departure from regular process, we’re together with all Edge CVEs in our numbers this month the place doable, although these patches had been for essentially the most half made out there individually from right now’s launch. 

We’re as all the time together with on the finish of this submit extra appendices itemizing all Microsoft’s patches sorted by severity, by predicted exploitability timeline and CVSS Base rating, and by product household; an appendix masking the advisory-style updates; and a breakout of the patches affecting the assorted Home windows Server platforms nonetheless in assist.  

By the numbers 

  • Complete CVEs: 135
  • Publicly disclosed: 0
  • Exploit detected: 1
  • Severity
    • Crucial: 10
    • Essential: 114
    • Low: 2
    • Excessive / Medium / Low: 9 (Edge-related CVEs issued by Chromium; see Appendix C)
  • Impression
    • Elevation of Privilege: 48
    • Distant Code Execution: 33
    • Data Disclosure: 18
    • Denial of Service: 14
    • Safety Characteristic Bypass: 9
    • Spoofing: 4
    • Unknown: 9 (Edge-related CVEs issued by Chromium; see Appendix C)
  • CVSS rating 9.0 or better: 0
  • CVSS base rating 8.0 or better: 18

A bar chart showing the distribution of patches in the April 2025 Patch Tuesday release by impact, further indicated by severity; material is covered in text

 

Determine 1: Elevation of privilege accounts for over a 3rd of all April patches, however all of the Crucial-severity gadgets are distant code execution. (Please word that 9 of the Edge updates coated on this difficulty aren’t launched with full impression data and observe a special severity schema, and thus don’t seem on this chart; please see Appendix C) 

Merchandise 

  • Home windows: 89
  • 365: 15
  • Workplace: 15
  • Edge: 13
  • SharePoint: 6
  • Visible Studio: 5
  • Azure: 4
  • Excel: 3
  • Microsoft AutoUpdate (MAU) for Mac: 2
  • Phrase: 2
  • Entry: 1
  • ASP.NET: 1
  • Dynamics 365: 1
  • OneNote: 1
  • Outlook for Android: 1
  • Energy Automate for Desktop: 1
  • SQL Server: 1
  • System Middle: 1
  • Visible Studio Instruments for Functions (VSTA): 1

As is our customized for this record, CVEs that apply to multiple product household are counted as soon as for every household they have an effect on. It must be famous that CVE names in April don’t all the time replicate affected product households carefully. In specific, some CVEs names within the Workplace household might point out merchandise that don’t seem within the record of merchandise affected by the CVE, and vice versa.

A bar chart showing the distribution of patches in the April 2025 Patch Tuesday release by product family, further indicated by severity; material is covered in text

Determine 2: Nineteen product households are affected by April’s patches; as famous above, 9 of the Edge updates coated on this difficulty aren’t launched with full impression data and observe a special severity schema, and thus seem right here as “unknown” in impression; please see Appendix C 

Notable April updates 

Along with the problems mentioned above, a wide range of particular gadgets advantage consideration.  

CVE-2025-26642, CVE-2025-27745, CVE-2025-27747, CVE-2025-27748, CVE-2025-27749, CVE-2025-27750, CVE-2025-27751, CVE-2025-2772, CVE-2025-29791, CVE-2025-29816, CVE-2025-29820, CVE-2025-29822 (12 CVEs) – assorted Workplace points 

Workplace takes a heavy patch load this month, and the information is especially not good for customers of Workplace LTSC for Mac 2021 and 2024. All twelve CVEs listed above are relevant to these variations, however the replace isn’t prepared but; affected events are suggested to observe these CVEs for replace availability. Worse, 5 of the twelve (CVE-2025-27745, CVE-2025-27748, CVE-2025-27749, CVE-2025-27752, CVE-2025-29791) embrace the Preview Pane as a vector, elevating 4 of them from Essential to Crucial severity.  

CVE-2025-26647 — Home windows Kerberos Elevation of Privilege Vulnerability 

An Essential-severity elevation of privilege difficulty, this one seems to hinge on the attacker’s skill to compromise a trusted CA (Certificates Authority). If the attacker can accomplish that after which difficulty a certificates with a particular Topic Key Identifier (SKI) worth, they might then use that certificates to hook up with the system, in the end assuming the identification of any account. This one comes with really useful mitigations, together with updating of all Home windows machines and area controllers to the patch launched right now, monitoring audit occasions to identify any machine or system that escapes that replace, and enabling Enforcement Mode as soon as your atmosphere not makes use of certificates issued by authorities not within the NTAuth retailer. CA compromise is in fact a longstanding drawback within the ecosystem; with this CVE marked by Microsoft as extra prone to be exploited inside the subsequent 30 days, it’s price prioritizing in your property. 

CVE-2025-27743 — Microsoft System Middle Elevation of Privilege Vulnerability 

An Essential-severity elevation-of-privilege difficulty, this CVE touches a constellation of System Middle merchandise (Operations Supervisor, Service Supervisor, Orchestrator, Knowledge Safety Supervisor, Digital Machine Supervisor) and impacts prospects who re-use present System Middle .exe installer recordsdata to deploy new cases of their environments. The issue stems from an untrusted search path in System Middle, which an attacker may, with licensed entry and a few facility with DLL hijacking, use to raise their privileges. Microsoft advises affected customers to delete their present installer setup recordsdata (.exe) after which obtain the newest model of their System Middle product (.ZIP). 

CVE-2025-29809 — Home windows Kerberos Safety Characteristic Bypass Vulnerability 

One other difficulty doubtlessly requiring additional care from directors, this Essential-severity safety characteristic bypass requires rollback of a earlier coverage. To cite Microsoft’s steering, “The coverage described in Steerage for blocking rollback of Virtualization-based Safety (VBS) associated safety updates has been up to date to account for the newest adjustments. For those who deployed this coverage, you then’ll must redeploy utilizing the up to date coverage.” 

Additionally, for any readers who missed the announcement, opposite to earlier plans Microsoft will not be deprecating driver replace synchronization through WSUS (Home windows Server Replace Companies) simply but. These nonetheless counting on the service to try this work (significantly for “disconnected” gadgets) have a reprieve for now, however ought to proceed planning to maneuver to the cloud-based companies Microsoft now prioritizes. 

A bar chart showing the distribution of patches in 2025 Patch Tuesdays release by impact, further indicated by severity

Determine 3: As distant code execution did final month, elevation of privilege points handed the 100-CVE mark with this month’s Patch Tuesday launch 

Sophos protections 

CVE  Sophos Intercept X/Endpoint IPS  Sophos XGS Firewall 
CVE-2025-27482  Exp/2527482-A  Exp/2527482-A 
CVE-2025-29792  Exp/2529792-A  Exp/2529792-A 
CVE-2025-29812  Exp/2529812-A  Exp/2529812-A 
CVE-2025-29812  Exp/2529812-A  Exp/2529812-A 

 

As you possibly can each month, should you don’t wish to wait on your system to tug down Microsoft’s updates itself, you possibly can obtain them manually from the Home windows Replace Catalog web site. Run the winver.exe instrument to find out which construct of Home windows 10 or 11 you’re working, then obtain the Cumulative Replace package deal on your particular system’s structure and construct quantity. 

Appendix A: Vulnerability Impression and Severity 

It is a record of April patches sorted by impression, then sub-sorted by severity. Every record is additional organized by CVE.  

Elevation of Privilege (48 CVEs) 

Essential severity 
CVE-2025-20570  Visible Studio Code Elevation of Privilege Vulnerability 
CVE-2025-21191  Home windows Native Safety Authority (LSA) Elevation of Privilege Vulnerability 
CVE-2025-21204  Home windows Course of Activation Elevation of Privilege Vulnerability 
CVE-2025-24058  Home windows DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-24060  Microsoft DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-24062  Microsoft DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-24073  Microsoft DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-24074  Microsoft DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-26639  Home windows USB Print Driver Elevation of Privilege Vulnerability 
CVE-2025-26640  Home windows Digital Media Elevation of Privilege Vulnerability 
CVE-2025-26648  Home windows Kernel Elevation of Privilege Vulnerability 
CVE-2025-26649  Home windows Safe Channel Elevation of Privilege Vulnerability 
CVE-2025-26665  Home windows upnphost.dll Elevation of Privilege Vulnerability 
CVE-2025-26675  Home windows Subsystem for Linux Elevation of Privilege Vulnerability 
CVE-2025-26679  RPC Endpoint Mapper Service Elevation of Privilege Vulnerability 
CVE-2025-26681  Win32k Elevation of Privilege Vulnerability 
CVE-2025-26687  Win32k Elevation of Privilege Vulnerability 
CVE-2025-26688  Microsoft Digital Onerous Disk Elevation of Privilege Vulnerability 
CVE-2025-27467  Home windows Digital Media Elevation of Privilege Vulnerability 
CVE-2025-27475  Home windows Replace Stack Elevation of Privilege Vulnerability 
CVE-2025-27476  Home windows Digital Media Elevation of Privilege Vulnerability 
CVE-2025-27478  Home windows Native Safety Authority (LSA) Elevation of Privilege Vulnerability 
CVE-2025-27483  NTFS Elevation of Privilege Vulnerability 
CVE-2025-27484  Home windows Common Plug and Play (UPnP) System Host Elevation of Privilege Vulnerability 
CVE-2025-27489  Azure Native Elevation of Privilege Vulnerability 
CVE-2025-27490  Home windows Bluetooth Service Elevation of Privilege Vulnerability 
CVE-2025-27492  Home windows Safe Channel Elevation of Privilege Vulnerability 
CVE-2025-27727  Home windows Installer Elevation of Privilege Vulnerability 
CVE-2025-27728  Home windows Kernel-Mode Driver Elevation of Privilege Vulnerability 
CVE-2025-27730  Home windows Digital Media Elevation of Privilege Vulnerability 
CVE-2025-27731  Microsoft OpenSSH for Home windows Elevation of Privilege Vulnerability 
CVE-2025-27732  Home windows Graphics Part Elevation of Privilege Vulnerability 
CVE-2025-27733  NTFS Elevation of Privilege Vulnerability 
CVE-2025-27739  Home windows Kernel Elevation of Privilege Vulnerability 
CVE-2025-27740  Lively Listing Certificates Companies Elevation of Privilege Vulnerability 
CVE-2025-27741  NTFS Elevation of Privilege Vulnerability 
CVE-2025-27743  Microsoft System Middle Elevation of Privilege Vulnerability 
CVE-2025-27744  Microsoft Workplace Elevation of Privilege Vulnerability 
CVE-2025-29792  Microsoft Workplace Elevation of Privilege Vulnerability 
CVE-2025-29800  Microsoft AutoUpdate (MAU) Elevation of Privilege Vulnerability 
CVE-2025-29801  Microsoft AutoUpdate (MAU) Elevation of Privilege Vulnerability 
CVE-2025-29802  Visible Studio Elevation of Privilege Vulnerability 
CVE-2025-29803  Visible Studio Instruments for Functions and SQL Server Administration Studio Elevation of Privilege Vulnerability 
CVE-2025-29804  Visible Studio Elevation of Privilege Vulnerability 
CVE-2025-29810  Lively Listing Area Companies Elevation of Privilege Vulnerability 
CVE-2025-29811  Home windows Cellular Broadband Driver Elevation of Privilege Vulnerability 
CVE-2025-29812  DirectX Graphics Kernel Elevation of Privilege Vulnerability 
CVE-2025-29824  Home windows Frequent Log File System Driver Elevation of Privilege Vulnerability 

 

Distant Code Execution (33 CVEs) 

Crucial severity 
CVE-2025-26663  Home windows Light-weight Listing Entry Protocol (LDAP) Distant Code Execution Vulnerability 
CVE-2025-26670  Light-weight Listing Entry Protocol (LDAP) Consumer Distant Code Execution Vulnerability 
CVE-2025-26686  Home windows TCP/IP Distant Code Execution Vulnerability 
CVE-2025-27480  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
CVE-2025-27482  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
CVE-2025-27491  Home windows Hyper-V Distant Code Execution Vulnerability 
CVE-2025-27745  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27748  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27749  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27752  Microsoft Excel Distant Code Execution Vulnerability 
Essential severity 
CVE-2025-21205  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-21221  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-21222  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-25000  Microsoft Edge (Chromium-based) Distant Code Execution Vulnerability 
CVE-2025-26642  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-26666  Home windows Media Distant Code Execution Vulnerability 
CVE-2025-26668  Home windows Routing and Distant Entry Service (RRAS) Distant Code Execution Vulnerability 
CVE-2025-26671  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
CVE-2025-26674  Home windows Media Distant Code Execution Vulnerability 
CVE-2025-27477  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-27481  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-27487  Distant Desktop Consumer Distant Code Execution Vulnerability 
CVE-2025-27729  Home windows Shell Distant Code Execution Vulnerability 
CVE-2025-27746  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27747  Microsoft Phrase Distant Code Execution Vulnerability 
CVE-2025-27750  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-27751  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-29791  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-29793  Microsoft SharePoint Distant Code Execution Vulnerability 
CVE-2025-29794  Microsoft SharePoint Distant Code Execution Vulnerability 
CVE-2025-29815  Microsoft Edge (Chromium-based) Distant Code Execution Vulnerability 
CVE-2025-29820  Microsoft Phrase Distant Code Execution Vulnerability 
CVE-2025-29823  Microsoft Excel Distant Code Execution Vulnerability 

 

Data Disclosure (18 CVEs) 

Essential severity 
CVE-2025-21197  Home windows NTFS Data Disclosure Vulnerability 
CVE-2025-21203  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-25002  Azure Native Cluster Data Disclosure Vulnerability 
CVE-2025-26628  Azure Native Cluster Data Disclosure Vulnerability 
CVE-2025-26664  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26667  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26669  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26672  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26676  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-27474  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-27736  Home windows Energy Dependency Coordinator Data Disclosure Vulnerability 
CVE-2025-27738  Home windows Resilient File System (ReFS) Data Disclosure Vulnerability 
CVE-2025-27742  NTFS Data Disclosure Vulnerability 
CVE-2025-29805  Outlook for Android Data Disclosure Vulnerability 
CVE-2025-29808  Home windows Cryptographic Companies Data Disclosure Vulnerability 
CVE-2025-29817  Microsoft Energy Automate Desktop Data Disclosure Vulnerability 
CVE-2025-29819  Home windows Admin Middle in Azure Portal Data Disclosure Vulnerability 
CVE-2025-29821  Microsoft Dynamics Enterprise Central Data Disclosure Vulnerability 

 

Denial of Service (14 CVEs) 

Essential severity 
CVE-2025-21174  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-26641  Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability 
CVE-2025-26651  Home windows Native Session Supervisor (LSM) Denial of Service Vulnerability 
CVE-2025-26652  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-26673  Home windows Light-weight Listing Entry Protocol (LDAP) Denial of Service Vulnerability 
CVE-2025-26680  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-26682  ASP.NET Core and Visible Studio Denial of Service Vulnerability 
CVE-2025-27469  Home windows Light-weight Listing Entry Protocol (LDAP) Denial of Service Vulnerability 
CVE-2025-27470  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-27471  Microsoft Streaming Service Denial of Service Vulnerability 
CVE-2025-27473  HTTP.sys Denial of Service Vulnerability 
CVE-2025-27479  Kerberos Key Distribution Proxy Service Denial of Service Vulnerability 
CVE-2025-27485  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-27486  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 

 

Safety Characteristic Bypass (9 CVEs) 

Essential severity 
CVE-2025-26635  Home windows Good day Safety Characteristic Bypass Vulnerability 
CVE-2025-26637  BitLocker Safety Characteristic Bypass Vulnerability 
CVE-2025-26678  Home windows Defender Software Management Safety Characteristic Bypass Vulnerability 
CVE-2025-27472  Home windows Mark of the Internet Safety Characteristic Bypass Vulnerability 
CVE-2025-27735  Home windows Virtualization-Based mostly Safety (VBS) Safety Characteristic Bypass Vulnerability 
CVE-2025-27737  Home windows Safety Zone Mapping Safety Characteristic Bypass Vulnerability 
CVE-2025-29809  Home windows Kerberos Safety Characteristic Bypass Vulnerability 
CVE-2025-29816  Microsoft Phrase Safety Characteristic Bypass Vulnerability 
CVE-2025-29822  Microsoft OneNote Safety Characteristic Bypass Vulnerability 

 

Spoofing (4 CVE) 

Essential severity 
CVE-2025-26644  Home windows Good day Spoofing Vulnerability 
CVE-2025-26647  Home windows Kerberos Elevation of Privilege Vulnerability 
CVE-2025-25001  Microsoft Edge for iOS Spoofing Vulnerability 
CVE-2025-29796  Microsoft Edge for iOS Spoofing Vulnerability 

 

 

Appendix B: Exploitability and CVSS 

It is a record of the April CVEs judged by Microsoft to be both below exploitation within the wild or extra prone to be exploited within the wild inside the first 30 days post-release. The record is additional organized by CVE.  

Exploitation detected 
CVE-2025-29824  Home windows Frequent Log File System Driver Elevation of Privilege Vulnerability 
Exploitation extra seemingly inside the subsequent 30 days 
CVE-2025-26663  Home windows Light-weight Listing Entry Protocol (LDAP) Distant Code Execution Vulnerability 
CVE-2025-26670  Light-weight Listing Entry Protocol (LDAP) Consumer Distant Code Execution Vulnerability 
CVE-2025-27472  Home windows Mark of the Internet Safety Characteristic Bypass Vulnerability 
CVE-2025-27480  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
CVE-2025-27482  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
CVE-2025-27727  Home windows Installer Elevation of Privilege Vulnerability 
CVE-2025-29792  Microsoft Workplace Elevation of Privilege Vulnerability 
CVE-2025-29793  Microsoft SharePoint Distant Code Execution Vulnerability 
CVE-2025-29794  Microsoft SharePoint Distant Code Execution Vulnerability 
CVE-2025-29809  Home windows Kerberos Safety Characteristic Bypass Vulnerability 
CVE-2025-29812  DirectX Graphics Kernel Elevation of Privilege Vulnerability 

 

It is a record of April’s CVEs with a Microsoft-assessed CVSS Base rating of 8.0 or greater. They’re organized by rating and additional sorted by CVE. For extra data on how CVSS works, please see our collection on patch prioritization schema. 

CVSS Base  CVSS Temporal  CVE  Title 
8.8  7.7  CVE-2025-21205  Home windows Telephony Service Distant Code Execution Vulnerability 
8.8  7.7  CVE-2025-21221  Home windows Telephony Service Distant Code Execution Vulnerability 
8.8  7.7  CVE-2025-21222  Home windows Telephony Service Distant Code Execution Vulnerability 
8.8  7.7  CVE-2025-25000  Microsoft Edge (Chromium-based) Distant Code Execution Vulnerability 
8.8  7.7  CVE-2025-26669  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
8.8  7.7  CVE-2025-27477  Home windows Telephony Service Distant Code Execution Vulnerability 
8.8  7.7  CVE-2025-27481  Home windows Telephony Service Distant Code Execution Vulnerability 
8.8  7.7  CVE-2025-27740  Lively Listing Certificates Companies Elevation of Privilege Vulnerability 
8.8  7.7  CVE-2025-29794  Microsoft SharePoint Distant Code Execution Vulnerability 
8.6  7.5  CVE-2025-27737  Home windows Safety Zone Mapping Safety Characteristic Bypass Vulnerability 
8.4  7.3  CVE-2025-26678  Home windows Defender Software Management Safety Characteristic Bypass Vulnerability 
8.1  7.1  CVE-2025-26647  Home windows Kerberos Elevation of Privilege Vulnerability 
8.1  7.1  CVE-2025-26663  Home windows Light-weight Listing Entry Protocol (LDAP) Distant Code Execution Vulnerability 
8.1  7.1  CVE-2025-26670  Light-weight Listing Entry Protocol (LDAP) Consumer Distant Code Execution Vulnerability 
8.1  7.1  CVE-2025-26671  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
8.1  7.1  CVE-2025-27480  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
8.1  7.1  CVE-2025-27482  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
8.0  7.0  CVE-2025-27487  Distant Desktop Consumer Distant Code Execution Vulnerability 

 

Appendix C: Merchandise Affected 

It is a record of April’s patches sorted by product household, then sub-sorted by severity. Every record is additional organized by CVE. Patches which are shared amongst a number of product households are listed a number of instances, as soon as for every product household. Points affecting Home windows Server are additional sorted in Appendix E.  

Home windows (89 CVEs) 

Crucial severity 
CVE-2025-26663  Home windows Light-weight Listing Entry Protocol (LDAP) Distant Code Execution Vulnerability 
CVE-2025-26670  Light-weight Listing Entry Protocol (LDAP) Consumer Distant Code Execution Vulnerability 
CVE-2025-26686  Home windows TCP/IP Distant Code Execution Vulnerability 
CVE-2025-27480  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
CVE-2025-27482  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
CVE-2025-27491  Home windows Hyper-V Distant Code Execution Vulnerability 
Essential severity   
CVE-2025-21174  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-21191  Home windows Native Safety Authority (LSA) Elevation of Privilege Vulnerability 
CVE-2025-21197  Home windows NTFS Data Disclosure Vulnerability 
CVE-2025-21203  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-21204  Home windows Course of Activation Elevation of Privilege Vulnerability 
CVE-2025-21205  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-21221  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-21222  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-24058  Home windows DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-24060  Microsoft DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-24062  Microsoft DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-24073  Microsoft DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-24074  Microsoft DWM Core Library Elevation of Privilege Vulnerability 
CVE-2025-26635  Home windows Good day Safety Characteristic Bypass Vulnerability 
CVE-2025-26637  BitLocker Safety Characteristic Bypass Vulnerability 
CVE-2025-26639  Home windows USB Print Driver Elevation of Privilege Vulnerability 
CVE-2025-26640  Home windows Digital Media Elevation of Privilege Vulnerability 
CVE-2025-26641  Microsoft Message Queuing (MSMQ) Denial of Service Vulnerability 
CVE-2025-26644  Home windows Good day Spoofing Vulnerability 
CVE-2025-26647  Home windows Kerberos Elevation of Privilege Vulnerability 
CVE-2025-26648  Home windows Kernel Elevation of Privilege Vulnerability 
CVE-2025-26649  Home windows Safe Channel Elevation of Privilege Vulnerability 
CVE-2025-26651  Home windows Native Session Supervisor (LSM) Denial of Service Vulnerability 
CVE-2025-26652  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-26664  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26665  Home windows upnphost.dll Elevation of Privilege Vulnerability 
CVE-2025-26666  Home windows Media Distant Code Execution Vulnerability 
CVE-2025-26667  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26668  Home windows Routing and Distant Entry Service (RRAS) Distant Code Execution Vulnerability 
CVE-2025-26669  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26671  Home windows Distant Desktop Companies Distant Code Execution Vulnerability 
CVE-2025-26672  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26673  Home windows Light-weight Listing Entry Protocol (LDAP) Denial of Service Vulnerability 
CVE-2025-26674  Home windows Media Distant Code Execution Vulnerability 
CVE-2025-26675  Home windows Subsystem for Linux Elevation of Privilege Vulnerability 
CVE-2025-26676  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-26678  Home windows Defender Software Management Safety Characteristic Bypass Vulnerability 
CVE-2025-26679  RPC Endpoint Mapper Service Elevation of Privilege Vulnerability 
CVE-2025-26680  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-26681  Win32k Elevation of Privilege Vulnerability 
CVE-2025-26687  Win32k Elevation of Privilege Vulnerability 
CVE-2025-26688  Microsoft Digital Onerous Disk Elevation of Privilege Vulnerability 
CVE-2025-27467  Home windows Digital Media Elevation of Privilege Vulnerability 
CVE-2025-27469  Home windows Light-weight Listing Entry Protocol (LDAP) Denial of Service Vulnerability 
CVE-2025-27470  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-27471  Microsoft Streaming Service Denial of Service Vulnerability 
CVE-2025-27472  Home windows Mark of the Internet Safety Characteristic Bypass Vulnerability 
CVE-2025-27473  HTTP.sys Denial of Service Vulnerability 
CVE-2025-27474  Home windows Routing and Distant Entry Service (RRAS) Data Disclosure Vulnerability 
CVE-2025-27475  Home windows Replace Stack Elevation of Privilege Vulnerability 
CVE-2025-27476  Home windows Digital Media Elevation of Privilege Vulnerability 
CVE-2025-27477  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-27478  Home windows Native Safety Authority (LSA) Elevation of Privilege Vulnerability 
CVE-2025-27479  Kerberos Key Distribution Proxy Service Denial of Service Vulnerability 
CVE-2025-27481  Home windows Telephony Service Distant Code Execution Vulnerability 
CVE-2025-27483  NTFS Elevation of Privilege Vulnerability 
CVE-2025-27484  Home windows Common Plug and Play (UPnP) System Host Elevation of Privilege Vulnerability 
CVE-2025-27485  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-27486  Home windows Requirements-Based mostly Storage Administration Service Denial of Service Vulnerability 
CVE-2025-27487  Distant Desktop Consumer Distant Code Execution Vulnerability 
CVE-2025-27490  Home windows Bluetooth Service Elevation of Privilege Vulnerability 
CVE-2025-27492  Home windows Safe Channel Elevation of Privilege Vulnerability 
CVE-2025-27727  Home windows Installer Elevation of Privilege Vulnerability 
CVE-2025-27728  Home windows Kernel-Mode Driver Elevation of Privilege Vulnerability 
CVE-2025-27729  Home windows Shell Distant Code Execution Vulnerability 
CVE-2025-27730  Home windows Digital Media Elevation of Privilege Vulnerability 
CVE-2025-27731  Microsoft OpenSSH for Home windows Elevation of Privilege Vulnerability 
CVE-2025-27732  Home windows Graphics Part Elevation of Privilege Vulnerability 
CVE-2025-27733  NTFS Elevation of Privilege Vulnerability 
CVE-2025-27735  Home windows Virtualization-Based mostly Safety (VBS) Safety Characteristic Bypass Vulnerability 
CVE-2025-27736  Home windows Energy Dependency Coordinator Data Disclosure Vulnerability 
CVE-2025-27737  Home windows Safety Zone Mapping Safety Characteristic Bypass Vulnerability 
CVE-2025-27738  Home windows Resilient File System (ReFS) Data Disclosure Vulnerability 
CVE-2025-27739  Home windows Kernel Elevation of Privilege Vulnerability 
CVE-2025-27740  Lively Listing Certificates Companies Elevation of Privilege Vulnerability 
CVE-2025-27741  NTFS Elevation of Privilege Vulnerability 
CVE-2025-27742  NTFS Data Disclosure Vulnerability 
CVE-2025-29808  Home windows Cryptographic Companies Data Disclosure Vulnerability 
CVE-2025-29809  Home windows Kerberos Safety Characteristic Bypass Vulnerability 
CVE-2025-29810  Lively Listing Area Companies Elevation of Privilege Vulnerability 
CVE-2025-29811  Home windows Cellular Broadband Driver Elevation of Privilege Vulnerability 
CVE-2025-29812  DirectX Graphics Kernel Elevation of Privilege Vulnerability 
CVE-2025-29824  Home windows Frequent Log File System Driver Elevation of Privilege Vulnerability 

 

365 (15 CVEs) 

Crucial severity 
CVE-2025-27745  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27748  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27749  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27752  Microsoft Excel Distant Code Execution Vulnerability 
Essential severity 
CVE-2025-26642  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27746  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27747  Microsoft Phrase Distant Code Execution Vulnerability 
CVE-2025-27750  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-27751  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-29791  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-29792  Microsoft Workplace Elevation of Privilege Vulnerability 
CVE-2025-29816  Microsoft Phrase Safety Characteristic Bypass Vulnerability 
CVE-2025-29820  Microsoft Phrase Distant Code Execution Vulnerability 
CVE-2025-29822  Microsoft OneNote Safety Characteristic Bypass Vulnerability 
CVE-2025-29823  Microsoft Excel Distant Code Execution Vulnerability 

 

Workplace (15 CVEs) 

Crucial severity 
CVE-2025-27745  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27748  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27749  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27752  Microsoft Excel Distant Code Execution Vulnerability 
Essential severity 
CVE-2025-26642  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-26687  Win32k Elevation of Privilege Vulnerability 
CVE-2025-27744  Microsoft Workplace Elevation of Privilege Vulnerability 
CVE-2025-27746  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27747  Microsoft Phrase Distant Code Execution Vulnerability 
CVE-2025-27750  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-27751  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-29792  Microsoft Workplace Elevation of Privilege Vulnerability 
CVE-2025-29816  Microsoft Phrase Safety Characteristic Bypass Vulnerability 
CVE-2025-29820  Microsoft Phrase Distant Code Execution Vulnerability 
CVE-2025-29822  Microsoft OneNote Safety Characteristic Bypass Vulnerability 

 

Edge (13 CVEs) 

Essential severity 
CVE-2025-25000  Microsoft Edge (Chromium-based) Distant Code Execution Vulnerability 
CVE-2025-29815  Microsoft Edge (Chromium-based) Distant Code Execution Vulnerability 
Low severity 
CVE-2025-25001  Microsoft Edge for iOS Spoofing Vulnerability 
CVE-2025-29796  Microsoft Edge for iOS Spoofing Vulnerability 
 
Chromium severity schema 
Excessive severity 
CVE-2025-3066  Chromium: CVE-2025-3066 Use after free in Navigations 
Medium severity 
CVE-2025-3067  Chromium: CVE-2025-3067 Inappropriate implementation in Customized Tabs 
CVE-2025-3068  Chromium: CVE-2025-3068 Inappropriate implementation in Intents 
CVE-2025-3069  Chromium: CVE-2025-3069 Inappropriate implementation in Extensions 
CVE-2025-3070  Chromium: CVE-2025-3070 Inadequate validation of untrusted enter in Extensions 
Low severity 
CVE-2025-3071  Chromium: CVE-2025-3071 Inappropriate implementation in Navigations 
CVE-2025-3072  Chromium: CVE-2025-3072 Inappropriate implementation in Customized Tabs 
CVE-2025-3073  Chromium: CVE-2025-3073 Inappropriate implementation in Autofill 
CVE-2025-3074  Chromium: CVE-2025-3074 Inappropriate implementation in Downloads 

 

SharePoint (6 CVEs) 

Essential severity 
CVE-2025-26642  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27746  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27747  Microsoft Phrase Distant Code Execution Vulnerability 
CVE-2025-29793  Microsoft SharePoint Distant Code Execution Vulnerability 
CVE-2025-29794  Microsoft SharePoint Distant Code Execution Vulnerability 
CVE-2025-29820  Microsoft Phrase Distant Code Execution Vulnerability 

 

Visible Studio (5 CVEs) 

Essential severity 
CVE-2025-20570  Visible Studio Code Elevation of Privilege Vulnerability 
CVE-2025-26682  ASP.NET Core and Visible Studio Denial of Service Vulnerability 
CVE-2025-29802  Visible Studio Elevation of Privilege Vulnerability 
CVE-2025-29804  Visible Studio Elevation of Privilege Vulnerability 

 

Azure (4 CVEs) 

Essential severity 
CVE-2025-25002  Azure Native Cluster Data Disclosure Vulnerability 
CVE-2025-26628  Azure Native Cluster Data Disclosure Vulnerability 
CVE-2025-27489  Azure Native Elevation of Privilege Vulnerability 
CVE-2025-29819  Home windows Admin Middle in Azure Portal Data Disclosure Vulnerability 

 

Excel (3 CVEs) 

Essential severity 
CVE-2025-26642  Microsoft Workplace Distant Code Execution Vulnerability 
CVE-2025-27750  Microsoft Excel Distant Code Execution Vulnerability 
CVE-2025-27751  Microsoft Excel Distant Code Execution Vulnerability 

 

Microsoft AutoUpdater for Mac (2 CVEs) 

Essential severity 
CVE-2025-29800  Microsoft AutoUpdate (MAU) Elevation of Privilege Vulnerability 
CVE-2025-29801  Microsoft AutoUpdate (MAU) Elevation of Privilege Vulnerability 

Phrase (2 CVEs) 

Essential severity 
CVE-2025-27747  Microsoft Phrase Distant Code Execution Vulnerability 
CVE-2025-29816  Microsoft Phrase Safety Characteristic Bypass Vulnerability 

Entry (1 CVE) 

Essential severity 
CVE-2025-26642  Microsoft Workplace Distant Code Execution Vulnerability 

 

ASP.NET (1 CVE) 

Essential severity 
CVE-2025-26682  ASP.NET Core and Visible Studio Denial of Service Vulnerability 

 

Dynamics 365 (1 CVE) 

Essential severity 
CVE-2025-29821  Microsoft Dynamics Enterprise Central Data Disclosure Vulnerability 

 

OneNote (1 CVE) 

Essential severity 
CVE-2025-29822  Microsoft OneNote Safety Characteristic Bypass Vulnerability 

 

Outlook for Android (1 CVE) 

Essential severity 
CVE-2025-29805  Outlook for Android Data Disclosure Vulnerability 

 

Energy Automate Desktop (1 CVE) 

Essential severity 
CVE-2025-29817  Microsoft Energy Automate Desktop Data Disclosure Vulnerability 

 

SQL Server (1 CVE) 

Essential severity 
CVE-2025-29803  Visible Studio Instruments for Functions and SQL Server Administration Studio Elevation of Privilege Vulnerability 

 

System Middle (1 CVE) 

Essential severity 
CVE-2025-27743  Microsoft System Middle Elevation of Privilege Vulnerability 

 

VSTA (1 CVE) 

Essential severity 
CVE-2025-29803  Visible Studio Instruments for Functions and SQL Server Administration Studio Elevation of Privilege Vulnerability 

 

Appendix D: Advisories and Different Merchandise 

There are 16 Adobe advisories on this month’s launch. 

CVE-2025-24446  APSB25-15  Improper Enter Validation 
CVE-2025-24447  APSB25-15  Deserialization of Untrusted Knowledge 
CVE-2025-30281  APSB25-15  Improper Entry Management 
CVE-2025-30282  APSB25-15  Improper Authentication 
CVE-2025-30283  APSB25-15  Improper Enter Validation 
CVE-2025-30284  APSB25-15  Deserialization of Untrusted Knowledge 
CVE-2025-30285  APSB25-15  Deserialization of Untrusted Knowledge 
CVE-2025-30286  APSB25-15  Improper Neutralization of Particular Components utilized in an OS Command (‘OS Command Injection’) 
CVE-2025-30287  APSB25-15  Improper Authentication 
CVE-2025-30288  APSB25-15  Improper Entry Management 
CVE-2025-30289  APSB25-15  Improper Neutralization of Particular Components utilized in an OS Command (‘OS Command Injection’) 
CVE-2025-30290  APSB25-15  Improper Limitation of a Pathname to a Restricted Listing (‘Path Traversal’) 
CVE-2025-30291  APSB25-15  Data Publicity 
CVE-2025-30292  APSB25-15  Cross-site Scripting (Mirrored XSS) 
CVE-2025-30293  APSB25-15  Improper Enter Validation 
CVE-2025-30294  APSB25-15  Improper Enter Validation 

 

Appendix E: Affected Home windows Server variations 

It is a desk of the CVEs within the April launch affecting 9 Home windows Server variations, 2008 via 2025. The desk differentiates amongst main variations of the platform however doesn’t go into deeper element (eg., Server Core). Crucial-severity points are marked in crimson; an “x” signifies that the CVE doesn’t apply to that model. Directors are inspired to make use of this appendix as a place to begin to determine their particular publicity, as every reader’s state of affairs, particularly because it considerations merchandise out of mainstream assist, will differ. For particular Information Base numbers, please seek the advice of Microsoft. Please word that CVE-2025-27475 is a client-only Home windows difficulty and thus seems on this chart, however with no server variations marked. 

  2008  2008-R2  2012  2012-R2  2016  2019  2022  2022 23H2  2025 
CVE-2025-21174  ×  ×  ×          ×   
CVE-2025-21191                   
CVE-2025-21197                   
CVE-2025-21203                   
CVE-2025-21204                   
CVE-2025-21205                   
CVE-2025-21221                   
CVE-2025-21222                   
CVE-2025-24058  ×  ×  ×  ×  ×         
CVE-2025-24060  ×  ×  ×  ×  ×         
CVE-2025-24062  ×  ×  ×  ×  ×  ×       
CVE-2025-24073  ×  ×  ×  ×           
CVE-2025-24074  ×  ×  ×  ×  ×         
CVE-2025-26635  ×  ×  ×  ×  ×        × 
CVE-2025-26637  ×  ×  ×             
CVE-2025-26639  ×  ×  ×  ×  ×  ×       
CVE-2025-26640  ×  ×  ×  ×  ×    ×     
CVE-2025-26641                   
CVE-2025-26644  ×  ×  ×  ×  ×    ×  ×   
CVE-2025-26647                   
CVE-2025-26648  ×                 
CVE-2025-26649  ×  ×  ×  ×  ×  ×       
CVE-2025-26651  ×  ×  ×  ×  ×  ×       
CVE-2025-26652  ×  ×  ×          ×   
CVE-2025-26663                   
CVE-2025-26664                   
CVE-2025-26665                   
CVE-2025-26666  ×  ×  ×  ×  ×         
CVE-2025-26667                   
CVE-2025-26668                   
CVE-2025-26669                   
CVE-2025-26670        ■          ■ 
CVE-2025-26671  ×                 
CVE-2025-26672                   
CVE-2025-26673                   
CVE-2025-26674  ×  ×  ×  ×  ×         
CVE-2025-26675  ×  ×  ×  ×  ×  ×       
CVE-2025-26676                   
CVE-2025-26678  ×  ×  ×  ×  ×         
CVE-2025-26679                   
CVE-2025-26680  ×  ×  ×          ×   
CVE-2025-26681  ×  ×  ×  ×  ×  ×       
CVE-2025-26686                   
CVE-2025-26687                   
CVE-2025-26688  ×  ×               
CVE-2025-27467  ×  ×  ×  ×  ×    ×     
CVE-2025-27469                   
CVE-2025-27470  ×  ×  ×          ×   
CVE-2025-27471                   
CVE-2025-27472  ×  ×      ×  ×  ×  ×  × 
CVE-2025-27473                   
CVE-2025-27474                   
CVE-2025-27475  ×  ×  ×  ×  ×  ×  ×  ×  × 
CVE-2025-27476  ×  ×  ×  ×  ×    ×     
CVE-2025-27477                   
CVE-2025-27478                   
CVE-2025-27479  ×  ×               
CVE-2025-27480  ×  ×               
CVE-2025-27481                   
CVE-2025-27482  ×  ×  ×  ×           
CVE-2025-27483  ×  ×  ×        ×  ×  × 
CVE-2025-27484                   
CVE-2025-27485  ×  ×  ×          ×   
CVE-2025-27486  ×  ×  ×          ×   
CVE-2025-27487  ×                 
CVE-2025-27490  ×  ×  ×  ×  ×  ×       
CVE-2025-27491  ×  ×  ×  ×           
CVE-2025-27492  ×  ×  ×  ×  ×  ×       
CVE-2025-27727                   
CVE-2025-27728  ×  ×  ×  ×  ×  ×  ×  ×   
CVE-2025-27729  ×  ×  ×  ×  ×  ×  ×  ×   
CVE-2025-27730  ×  ×  ×  ×  ×    ×     
CVE-2025-27731  ×  ×  ×  ×  ×         
CVE-2025-27732                   
CVE-2025-27733              ×  ×  × 
CVE-2025-27735  ×  ×  ×  ×           
CVE-2025-27736  ×  ×  ×  ×           
CVE-2025-27737                   
CVE-2025-27738  ×  ×               
CVE-2025-27739  ×  ×  ×  ×  ×         
CVE-2025-27740                   
CVE-2025-27741            ×  ×  ×  × 
CVE-2025-27742                   
CVE-2025-29808  ×  ×  ×  ×  ×  ×    ×  × 
CVE-2025-29809  ×  ×  ×  ×           
CVE-2025-29810                   
CVE-2025-29811  ×  ×  ×  ×  ×  ×  ×     
CVE-2025-29812  ×  ×  ×  ×  ×  ×       
CVE-2025-29824                   

 

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