CVE-2026-49790
HIGH severity · CVSS 7.3 · CWE-122
7.3CVSS HIGH
Summary
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionRequired
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)0%
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
Affected products we track (4)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Official patch: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-49790 ↗