VULNERABILITY INTELLIGENCE

CVE-2025-59287

CVSS score9.8 CRITICAL
EPSS probability99.98%
CISA KEVKnown exploited vulnerability
Published2025-10-14
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Known Exploited Vulnerability

Microsoft Windows Server Update Service (WSUS) Deserialization of Untrusted Data Vulnerability

Vendor / product: Microsoft / Windows

Description

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

Weakness classification

  • secure@microsoft.com: CWE-502

Primary references