Vulnerability record/PUBLISHED/Published Nov 10, 2026 18:19:41 UTC

CVE-2026-105527

Untrusted pointer dereference in Windows Encrypting File System (EFS) allows an authorized attacker to deny service locally.

Base score5.5/ 10

SeverityMediumCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityMedium

Attack vectorLocalAV

Attack complexityLowAC

Privileges requiredLowPR

User interactionNoneUI

ScopeUnchangedS

Confidentiality impactNoneC

Integrity impactNoneI

Availability impactHighA

Exploit maturityUnprovenE

CVSS vector stringCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering Authoritymicrosoft

Last updatedNov 12, 2026 15:44:48 UTC

PublishedNov 10, 2026 18:19:41 UTC

ReservedOct 5, 2026 15:53:02 UTC