What is GHSA-j9hq-499p-g5xg?

GHSA-j9hq-499p-g5xg is a security advisory published by GitHub Security Advisories with High severity. Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to...

Which CVE IDs does GHSA-j9hq-499p-g5xg cover?

GHSA-j9hq-499p-g5xg covers the following CVE IDs: CVE-2026-58600. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-j9hq-499p-g5xg?

GHSA-j9hq-499p-g5xg has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-j9hq-499p-g5xgHighCVSS 7.8

Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-58600 →

📋 Description

Heap-based buffer overflow in Microsoft Windows Codecs Library allows an unauthorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-58600
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58600
https://github.com/advisories/GHSA-j9hq-499p-g5xg