What is GHSA-67rv-g9jx-xg7g?

GHSA-67rv-g9jx-xg7g is a security advisory published by GitHub Security Advisories with High severity. Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized...

Which CVE IDs does GHSA-67rv-g9jx-xg7g cover?

GHSA-67rv-g9jx-xg7g covers the following CVE IDs: CVE-2026-109453. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-67rv-g9jx-xg7g?

GHSA-67rv-g9jx-xg7g has a CVSS v3 base score of 7.0, published by GitHub Security Advisories.

GHSA-67rv-g9jx-xg7gHighCVSS 7.0

Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-109453 →

📋 Description

Heap-based buffer overflow in Virtual Hard Disk (VHD) Miniport Driver allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-109453
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-109453
https://github.com/advisories/GHSA-67rv-g9jx-xg7g