CVE-2026-81963: Microsoft Windows
Microsoft Windows Update Stack contains a link following vulnerability that allows a local attacker to escalate privileges locally up to SYSTEM.
- Vendor
- Microsoft
- Product
- Windows
- Vulnerability
- Microsoft Windows Link Following Vulnerability
- Date added
- Sep 8, 2026
- CISA due date (U.S. federal agencies)
- Sep 22, 2026
- Known ransomware campaign use
- Unknown
- Weakness (CWE)
- CWE-59, CWE-284
References
This site summarizes CISA's catalog for information only. It is not security advice — follow your vendor's guidance and official advisories.
Last updated: · Catalog version 2026.10.02