What is GHSA-73hr-7mmq-82g4?

GHSA-73hr-7mmq-82g4 is a security advisory published by GitHub Security Advisories with High severity. Out-of-bounds read in Windows Win32K - GRFX allows an authorized attacker to elevate privileges...

Which CVE IDs does GHSA-73hr-7mmq-82g4 cover?

GHSA-73hr-7mmq-82g4 covers the following CVE IDs: CVE-2026-56176. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-73hr-7mmq-82g4?

GHSA-73hr-7mmq-82g4 has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-73hr-7mmq-82g4HighCVSS 7.8

Out-of-bounds read in Windows Win32K - GRFX allows an authorized attacker to elevate privileges...

Vendor

GitHub Security Advisories

Published

July 14, 2026

Last Modified

July 14, 2026

🔗 CVE IDs covered (1)

CVE-2026-56176 →

📋 Description

Out-of-bounds read in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-56176
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56176
https://github.com/advisories/GHSA-73hr-7mmq-82g4