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CVE-2025-29970: Microsoft Brokering File System Elevation of Privilege Vulnerability

Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

Microsoft Security Response Center
#vulnerability#microsoft#auth#Microsoft Brokering File System#Security Vulnerability
CVE-2025-26684: Microsoft Defender Elevation of Privilege Vulnerability

**How can I verify that the update is installed?** Customers wanting to ensure the client has been updated can run the MDE Client Analyzer on the device. When running the analyzer on a Windows device that does not have the security update, the analyzer will present a warning (ID 121035) indicating missing patch and directing to relevant online article. Additionally, if the update is installed, but the Anti-Spoofing capability is not in a stable state, the analyzer will present warning (ID 121036) indicating an issue and providing additional online guidance or callout to reach out to Microsoft support if issue persists.

CVE-2025-29960: Windows Routing and Remote Access Service (RRAS) Information Disclosure Vulnerability

**What type of information could be disclosed by this vulnerability?** An attacker who successfully exploited this vulnerability could potentially read small portions of heap memory.