Aug 2026: Windows Container Isolation FS Filter Driver (unionfs.sys) Information Disclosure Vulnerab
CVE-2026-62775 Published on August 11, 2026
Windows Container Isolation FS Filter Driver (unionfs.sys) Information Disclosure Vulnerability
Incorrect authorization in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to disclose information locally.
Weakness Type
What is an AuthZ Vulnerability?
The software performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.
CVE-2026-62775 has been classified to as an AuthZ vulnerability or weakness.
Products Associated with CVE-2026-62775
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Affected Versions
Microsoft Windows 11 version 26H1:- Version 10.0.28000.0 and below 10.0.28000.2704 is affected.