CVE-2026-26154 — Windows Server Update Service (WSUS) Tampering Vulnerability

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

Published: 2026-04-14 · CVSS: 7.5 · CVSS 3.1

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

Original CVE JSON · STIX 2.1

Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7