CVE-2026-81963

Description

Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.

Affected Platforms

Weakness Type

CWE-59, CWE-284

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-81963
• https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-…