What is GHSA-j9hh-7mj6-f56v?

GHSA-j9hh-7mj6-f56v is a security advisory published by GitHub Security Advisories with Critical severity. Out-of-bounds write in Windows Imaging Component allows an unauthorized attacker to execute code...

Which CVE IDs does GHSA-j9hh-7mj6-f56v cover?

GHSA-j9hh-7mj6-f56v covers the following CVE IDs: CVE-2026-70296. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-j9hh-7mj6-f56v?

GHSA-j9hh-7mj6-f56v has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-j9hh-7mj6-f56vCriticalCVSS 9.8

Out-of-bounds write in Windows Imaging Component allows an unauthorized attacker to execute code...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-70296 →

📋 Description

Out-of-bounds write in Windows Imaging Component allows an unauthorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-70296
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70296
https://github.com/advisories/GHSA-j9hh-7mj6-f56v