Vulnerability · NVD
CVE-2026-50428
HIGH 7.1
Out-of-bounds read in Windows Container Isolation FS Filter Driver (unionfs.sys) allows an authorized attacker to disclose information locally.
Attack vector : Local
No user interaction
Show raw CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS
0.30%
exploit very unlikely
percentile 22.8%
OS versions that fix this CVE
This CVE is resolved by the following OS security releases. Update the OS to at least the listed version.
- Windows 11 26H1 · 2026-H1 Fixed in 10.0.28000.2525