Vulnerability record/PUBLISHED/Published Sep 8, 2026 17:17:03 UTC

CVE-2026-72931

Missing release of resource after effective lifetime in Windows Secure Socket Tunneling Protocol (SSTP) allows an authorized attacker to deny service locally.

Base score4.7/ 10

SeverityMediumCVSS 3.1

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityMedium

Attack vectorLocalAV

Attack complexityHighAC

Privileges requiredLowPR

User interactionNoneUI

ScopeUnchangedS

Confidentiality impactNoneC

Integrity impactNoneI

Availability impactHighA

Exploit maturityUnprovenE

CVSS vector stringCVSS:3.1/AV:L/AC:H/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 updatedOct 30, 2026 21:55:25 UTC

PublishedSep 8, 2026 17:17:03 UTC

ReservedAug 10, 2026 18:14:23 UTC