Base Score

HIGH7

CVE-2025-55335

Use after free in Windows NTFS allows an unauthorized attacker to elevate privileges locally.

VectorLOCAL

Published Bysecure@microsoft.com

Published DateOct 14, 2025, 17:15

Weakness Type (CWE):CWE-416

CVSS Metrics

Base Score

Vector String

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

Base Severity

HIGH

Version

3.1

Attack Vector (AV)

LOCAL

Attack Complexity (AC)

HIGH

Privileges Required (PR)

LOW

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

HIGH

Integrity (I)

HIGH

Availability (A)

HIGH

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55335

Base Score

HIGH7

Weakness Type (CWE):CWE-416

CVSS Metrics

Base Score

Vector String

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

Base Severity

HIGH

Version

3.1

Attack Vector (AV)

LOCAL

Attack Complexity (AC)

HIGH

Privileges Required (PR)

LOW

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

HIGH

Integrity (I)

HIGH

Availability (A)

HIGH