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HIGH · 7.8

CVE-2025-55317

Improper link resolution before file access ('link following') in Microsoft AutoUpdate (MAU) allows an authorized attacker to elevate privileges locally.

Vulnerability Description

Improper link resolution before file access ('link following') in Microsoft AutoUpdate (MAU) allows an authorized attacker to elevate privileges locally.

CVSS Score

7.8

HIGH

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
MicrosoftAutoupdate< 4.80

Related Weaknesses (CWE)

CWE-59

References

FAQ

What is CVE-2025-55317?

CVE-2025-55317 is a vulnerability with a CVSS score of 7.8 (HIGH). Improper link resolution before file access ('link following') in Microsoft AutoUpdate (MAU) allows an authorized attacker to elevate privileges locally.

How severe is CVE-2025-55317?

CVE-2025-55317 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2025-55317?

Check the references section above for vendor advisories and patch information. Affected products include: Microsoft Autoupdate.