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CVE-2026-40409 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-40409

CVE-2026-40409

HIGH7.8

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

Published Jun 9, 2026

Modified Yesterday

Details

Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40409

https://www.cve.org/CVERecord?id=CVE-2026-40409

CVSS Analysis

CVSS v3.1

7.8

Exploitability

Attack Vector

LocalAV:L

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

7.8/CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedJun 9, 2026

ModifiedJun 15, 2026