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CVE-2025-26678: Windows Defender Application Control Security Feature Bypass Vulnerability

Improper access control in Windows Defender Application Control (WDAC) allows an authorized attacker to bypass a security feature locally.

Microsoft Security Response Center
#vulnerability#windows#auth#Windows Defender Application Control (WDAC)#Security Vulnerability
CVE-2025-26676: 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 portions of heap memory.

CVE-2025-26651: Windows Local Session Manager (LSM) Denial of Service Vulnerability

Exposed dangerous method or function in Windows Local Session Manager (LSM) allows an authorized attacker to deny service over a network.

CVE-2025-26647: Windows Kerberos Elevation of Privilege Vulnerability

**How could an attacker exploit this vulnerability?** An authenticated attacker could exploit this vulnerability by establishing a machine-in-the-middle (MITM) attack or other local network spoofing technique, then sending a malicious Kerberos message to the client victim machine to spoof itself as the Kerberos authentication server.