CVE-2026-50444 Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability

...

PT-2026-58319

Name of the Vulnerable Software and Affected Versions Windows Server Update Service affected versions not specified Description An uncaught exception in the Windows Server Update Service allows an unauthorized attacker to perform tampering over a network. Recommendations Deploy the July 14 update...

CVE-2026-26154

Improper input validation in Windows Server Update Service allows an unauthorized attacker to perform tampering over a network...

EUVD-2026-22612

Use after free in Windows Server Update Service allows an authorized attacker to elevate privileges locally...

EUVD-2026-22376

Improper input validation in Windows Server Update Service allows an unauthorized attacker to perform tampering over a network...

CVE-2026-32224

Use after free in Windows Server Update Service allows an authorized attacker to elevate privileges locally...

CVE-2026-32224 Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability

...

CVE-2026-32224 Windows Server Update Service (WSUS) Elevation of Privilege Vulnerability

...

CVE-2026-26174

CVE-2026-26174 is a race-condition vulnerability in Windows Server Update Services (WSUS) that enables a locally authenticated attacker to achieve elevation of privileges. The issue is described as concurrent execution using a shared resource with improper synchronization. Multiple connected docu...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-59287 — WSUS Unauthenticated RCE Purple team exercis...

January 17, 2026—KB5077792 (OS Build 25398.2096) Out-of-band

None None...

CVE-2026-20856

CVE-2026-20856 is a Windows Server Update Services (WSUS) remote code execution vulnerability caused by improper input validation. Exploitation is possible over a network with no user interaction; CVSSv3.1 base score 8.1 (High). Public references note this is addressed by January 2026 security up...

PT-2026-2701

Name of the Vulnerable Software and Affected Versions Windows Server Update Service affected versions not specified Description A flaw in input validation within Windows Server Update Service could allow a remote attacker to execute code on the network. This could lead to arbitrary code execution...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-59287 ⚠ This tool is created solely for educatio...

Exploit for Deserialization of Untrusted Data in Microsoft

CVE-2025-59287 ⚠ This tool is created solely for education...

Exploit for Deserialization of Untrusted Data in Microsoft

🚨 ALERTA CRÍTICA DE CIBERSEGURIDAD: RCE en WSUS CVE-2025-5928...

Exploit for CVE-2025-59287

In this study, we will examine a critical vulnerability CVE-202...

📄 Microsoft Windows Server Update Services Remote Code Execution

This is a proof of concept exploit for Microsoft Windows Server Update Services that leverages an unsafe deserialization of untrusted data in WSUS's AuthorizationCookie handling. This file demonstrates payload generation in C. using System; using System.IO; using System.Security.Cryptography; usi...

CVE-2025-59287

Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network...

EUVD-2025-34268

Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over a network...