CVE-2026-69771: Windows Container Manager Service Security Feature Bypass Vulnerability
Improper link resolution before file access ('link following') in Windows Container Manager Service allows an authorized attacker to bypass a security feature locally.
Other sources
Windows Container Manager Service Security Feature Bypass Vulnerability
— Microsoft
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.28000.2954Patch KB5124012 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26100.9445Patch KB5124008 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.22631.7582Patch KB5122880 - Upgrade
Upgrade to a fixed release to a version that resolves this vulnerability.
Fixed in 10.0.26200.9445Patch KB5124008
Event History
Frequently Asked Questions
Who can exploit this vulnerability?
An attacker must already be authorized to access the affected system and must be able to act locally. The supplied CVSS vector indicates low privileges are required and no user interaction is required.
What is the likely security impact?
Successful exploitation can bypass a security feature and may expose confidential information. The provided impact data indicates high confidentiality impact, with no integrity or availability impact.
Are remote systems exposed?
The vulnerability is rated with local attack vector, so exploitation requires local access rather than network-only access.