What is GHSA-c2r3-r855-7j88?

GHSA-c2r3-r855-7j88 is a security advisory published by GitHub Security Advisories with Critical severity. Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.

Which CVE IDs does GHSA-c2r3-r855-7j88 cover?

GHSA-c2r3-r855-7j88 covers the following CVE IDs: CVE-2026-69730. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-c2r3-r855-7j88?

GHSA-c2r3-r855-7j88 has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-c2r3-r855-7j88CriticalCVSS 9.8

Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-69730 →

📋 Description

Use after free in Windows DNS allows an unauthorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-69730
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69730
https://github.com/advisories/GHSA-c2r3-r855-7j88