Disclosure summary
Microsoft Windows Update Stack contains a link following vulnerability that allows a local attacker to escalate privileges locally up to SYSTEM.
CISA remediation guidance
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.
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
Rapid7 Blog · RSS-828858f0eff18253f4346e69969cec04584
Open original source · Updated Sep 08, 2026
Patch Tuesday - September 2026
CVE mention in publisher metadata; check the original affected versions.
Original records & references
PUBLISHED 2026-09-08T00:00:00-04:00
MODIFIED 2026-09-08T00:00:00-04:00
INGESTED 2026-10-06T11:42:57-04:00