CVE-2026-81963
Microsoft Windows Link Following Vulnerability
Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. Deadline for federal agencies: 2026-09-22.
5 articles across 5 outlets · first covered Sep 8, 2026 · latest Sep 8, 2026
Coverage timeline
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Microsoft’s Record 972-Flaw Patch Haul Includes Two Zero-Daysarstechnica.com · Sep 8, 2026
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CISA Warns Attackers Are Exploiting Windows Update Privilege Flawcisa.gov · Sep 8, 2026
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Adobe and Microsoft Patch 997 Flaws as Exploited Threats Mountwww.thezdi.com · Sep 8, 2026
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Microsoft Patches Two Windows Zero Days Exploited in Attackssecurityonline.info · Sep 8, 2026
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Microsoft Fixes 974 Flaws in Record Patch Tuesday Updatewww.securityweek.com · Sep 8, 2026