What is GHSA-mv9j-3963-rw7w?

GHSA-mv9j-3963-rw7w is a security advisory published by GitHub Security Advisories with Medium severity. Heap-based buffer overflow in Windows DNS allows an authorized attacker to elevate privileges...

Which CVE IDs does GHSA-mv9j-3963-rw7w cover?

GHSA-mv9j-3963-rw7w covers the following CVE IDs: CVE-2026-70304. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-mv9j-3963-rw7w?

GHSA-mv9j-3963-rw7w has a CVSS v3 base score of 6.7, published by GitHub Security Advisories.

GHSA-mv9j-3963-rw7wMediumCVSS 6.7

Heap-based buffer overflow in Windows DNS allows an authorized attacker to elevate privileges...

Vendor

GitHub Security Advisories

Published

August 11, 2026

Last Modified

August 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-70304 →

📋 Description

Heap-based buffer overflow in Windows DNS allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-70304
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70304
https://github.com/advisories/GHSA-mv9j-3963-rw7w