Microsoft Patch Tuesday · November 2025

Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a network.

Heap-based buffer overflow in Windows Subsystem for Linux GUI allows an unauthorized attacker to execute code over a network.

Improper neutralization of special elements used in a command ('command injection') in Visual Studio Code CoPilot Chat Extension allows an unauthorized attacker to execute code over a network.

Improper neutralization of input during web page generation ('cross-site scripting') in Dynamics 365 Field Service (online) allows an authorized attacker to perform spoofing over a network.

Improper neutralization of input during web page generation ('cross-site scripting') in Dynamics 365 Field Service (online) allows an authorized attacker to perform spoofing over a network.

Missing authorization in Nuance PowerScribe allows an unauthorized attacker to disclose information over a network.

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.

Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.

Double free in Windows Smart Card allows an authorized attacker to elevate privileges locally.

External control of file name or path in Windows WLAN Service allows an authorized attacker to elevate privileges locally.

Improper access control in Customer Experience Improvement Program (CEIP) allows an authorized attacker to elevate privileges locally.

Improper privilege management in Microsoft Streaming Service allows an authorized attacker to elevate privileges locally.

Untrusted pointer dereference in Windows Remote Desktop allows an authorized attacker to elevate privileges locally.

Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to elevate privileges locally.

Use after free in Multimedia Class Scheduler Service (MMCSS) allows an authorized attacker to elevate privileges locally.

Out-of-bounds read in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

Improper link resolution before file access ('link following') in Host Process for Windows Tasks allows an authorized attacker to elevate privileges locally.

Listed in CISA KEV

Untrusted pointer dereference in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.

Heap-based buffer overflow in Windows OLE allows an unauthorized attacker to execute code locally.

Untrusted search path in Windows Administrator Protection allows an authorized attacker to elevate privileges locally.

Buffer over-read in Windows TDX.sys allows an authorized attacker to elevate privileges locally.

Privilege context switching error in Windows Administrator Protection allows an authorized attacker to elevate privileges locally.

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Use after free in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

Missing cryptographic step in Windows Kerberos allows an unauthorized attacker to elevate privileges over a network.

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Out-of-bounds read in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DirectX allows an authorized attacker to elevate privileges locally.

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Speech allows an authorized attacker to elevate privileges locally.

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Speech allows an authorized attacker to elevate privileges locally.

Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.

Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.

Untrusted pointer dereference in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

Concurrent execution using shared resource with improper synchronization ('race condition') in Microsoft Wireless Provisioning System allows an authorized attacker to elevate privileges locally.

Double free in Microsoft Wireless Provisioning System allows an authorized attacker to elevate privileges locally.

Improper access control in Microsoft Configuration Manager allows an authorized attacker to elevate privileges locally.

Improper neutralization of special elements used in a command ('command injection') in Visual Studio allows an authorized attacker to execute code locally.

Untrusted pointer dereference in Storvsp.sys Driver allows an authorized attacker to deny service locally.

Improper limitation of a pathname to a restricted directory ('path traversal') in OneDrive for Android allows an authorized attacker to elevate privileges over a network.

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DirectX allows an authorized attacker to deny service over a network.

Exposure of sensitive information to an unauthorized actor in Microsoft Office Excel allows an unauthorized attacker to disclose information locally.

Insertion of sensitive information into sent data in Windows Speech allows an authorized attacker to disclose information locally.

Improper link resolution before file access ('link following') in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to deny service locally.

Out-of-bounds read in Windows Bluetooth RFCOM Protocol Driver allows an authorized attacker to disclose information locally.

Out-of-bounds read in Windows Hyper-V allows an authorized attacker to disclose information locally.

Insertion of sensitive information into log file in Windows License Manager allows an authorized attacker to disclose information locally.

Insertion of sensitive information into log file in Windows License Manager allows an authorized attacker to disclose information locally.

Improper validation of generative ai output in GitHub Copilot and Visual Studio Code allows an authorized attacker to bypass a security feature locally.

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to disclose information over a network.

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

Use after free in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.

Improper neutralization of special elements used in an sql command ('sql injection') in SQL Server allows an authorized attacker to elevate privileges over a network.

Deserialization of untrusted data in Microsoft Office SharePoint allows an authorized attacker to execute code over a network.

Heap-based buffer overflow in Azure Monitor Agent allows an unauthorized attacker to execute code locally.

Improper limitation of a pathname to a restricted directory ('path traversal') in Visual Studio Code CoPilot Chat Extension allows an authorized attacker to bypass a security feature locally.

Exposure of sensitive information to an unauthorized actor in Microsoft Dynamics 365 (on-premises) allows an unauthorized attacker to disclose information over a network.