What is CVE-2026-53381?

CVE-2026-53381 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. virtiofs: fix UAF on submount umount

Which CVE IDs does CVE-2026-53381 cover?

CVE-2026-53381 covers the following CVE IDs: CVE-2026-53381. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

CVE-2026-53381 has a CVSS v3 base score of 8.1, published by Microsoft Security Response Center (MSRC).

CVE-2026-53381HighCVSS 8.1

Vendor

Published

July 23, 2026

Last Modified

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