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CVE-2025-26687: Win32k Elevation of Privilege Vulnerability

Use after free in Windows GDI allows an unauthorized attacker to elevate privileges over a network.

Microsoft Security Response Center
#vulnerability#windows#auth#Windows Win32K - GRFX#Security Vulnerability
CVE-2025-26686: Windows TCP/IP Remote Code Execution Vulnerability

**According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to win a race condition and also to take additional actions prior to exploitation to prepare the target environment.

CVE-2025-26667: 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-2025-26665: Windows upnphost.dll Elevation of Privilege Vulnerability

**According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?** Successful exploitation of this vulnerability requires an attacker to win a race condition.

CVE-2025-26664: 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.