What is GHSA-wwxw-rcqm-87qp?

GHSA-wwxw-rcqm-87qp is a security advisory published by GitHub Security Advisories with High severity. Use after free in Windows DNS allows an unauthorized attacker to elevate privileges over a network.

Which CVE IDs does GHSA-wwxw-rcqm-87qp cover?

GHSA-wwxw-rcqm-87qp covers the following CVE IDs: CVE-2026-62778. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wwxw-rcqm-87qp?

GHSA-wwxw-rcqm-87qp has a CVSS v3 base score of 8.1, published by GitHub Security Advisories.

GHSA-wwxw-rcqm-87qpHighCVSS 8.1

Use after free in Windows DNS allows an unauthorized attacker to elevate privileges over a network.

Vendor

GitHub Security Advisories

Published

August 11, 2026

Last Modified

August 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-62778 →

📋 Description

Use after free in Windows DNS allows an unauthorized attacker to elevate privileges over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-62778
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62778
https://github.com/advisories/GHSA-wwxw-rcqm-87qp