What is GHSA-4mv3-jg43-2mc6?

GHSA-4mv3-jg43-2mc6 is a security advisory published by GitHub Security Advisories with High severity. Use after free in Microsoft Local Security Authority Server (lsasrv) allows an authorized...

Which CVE IDs does GHSA-4mv3-jg43-2mc6 cover?

GHSA-4mv3-jg43-2mc6 covers the following CVE IDs: CVE-2026-83722. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4mv3-jg43-2mc6?

GHSA-4mv3-jg43-2mc6 has a CVSS v3 base score of 7.0, published by GitHub Security Advisories.

GHSA-4mv3-jg43-2mc6HighCVSS 7.0

Use after free in Microsoft Local Security Authority Server (lsasrv) allows an authorized...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-83722 →

📋 Description

Use after free in Microsoft Local Security Authority Server (lsasrv) allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-83722
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83722
https://github.com/advisories/GHSA-4mv3-jg43-2mc6