What is GHSA-p4qc-mww8-77fc?

GHSA-p4qc-mww8-77fc is a security advisory published by GitHub Security Advisories with High severity. Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges...

Which CVE IDs does GHSA-p4qc-mww8-77fc cover?

GHSA-p4qc-mww8-77fc covers the following CVE IDs: CVE-2026-69340. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-p4qc-mww8-77fc?

GHSA-p4qc-mww8-77fc has a CVSS v3 base score of 7.1, published by GitHub Security Advisories.

GHSA-p4qc-mww8-77fcHighCVSS 7.1

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

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-69340 →

📋 Description

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-69340
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69340
https://github.com/advisories/GHSA-p4qc-mww8-77fc