What is GHSA-9g42-p2rf-62c8?

GHSA-9g42-p2rf-62c8 is a security advisory published by GitHub Security Advisories with Medium severity. Improper certificate validation in Windows Hello allows an authorized attacker to bypass a...

Which CVE IDs does GHSA-9g42-p2rf-62c8 cover?

GHSA-9g42-p2rf-62c8 covers the following CVE IDs: CVE-2026-83926. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-9g42-p2rf-62c8?

GHSA-9g42-p2rf-62c8 has a CVSS v3 base score of 4.4, published by GitHub Security Advisories.

GHSA-9g42-p2rf-62c8MediumCVSS 4.4

Improper certificate validation in Windows Hello allows an authorized attacker to bypass a...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-83926 →

📋 Description

Improper certificate validation in Windows Hello allows an authorized attacker to bypass a security feature locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-83926
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83926
https://github.com/advisories/GHSA-9g42-p2rf-62c8