CVE-2026-69771

Improper link resolution before file access ('link following') in Windows Container Manager Service allows an authorized attacker to bypass a security feature locally.

Scoring

Severity

MEDIUM

CVSS base score

4.7

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

EPSS probability

0.32%

CWE

CWE-59

Published

2026-09-08

Last modified

2026-09-10

Affected products

• Microsoft Windows 11 version 23H2
• Microsoft Windows 11 Version 23H2
• Microsoft Windows 11 Version 24H2
• Microsoft Windows 11 Version 25H2
• Microsoft Windows 11 version 26H1

Weakness type

• CWE-59

Related vulnerabilities

• CVE-2026-88265 — Crun: crun: /dev/null symlink follow during stdio reopen allows host bind-mount write and chown
• CVE-2026-88264 — Crun: crun: /dev/console symlink follow allows root-owned file creation outside the rootfs
• CVE-2026-87766 — Bubblewrap: bubblewrap: symlink traversal via /oldroot allows writing files outside sandbox during setup
• CVE-2026-78622 — Improper Link Resolution in Okta Verify for Windows Uninstaller Data Removal
• CVE-2026-81963 — Windows Update Stack Elevation of Privilege Vulnerability
• CVE-2026-69425 — Windows NTFS Tampering Vulnerability
• CVE-2026-69289 — Windows Setup Files Cleanup Elevation of Privilege Vulnerability
• CVE-2026-83999 — Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability

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