What is GHSA-wqhv-6ff2-ww7r?

GHSA-wqhv-6ff2-ww7r is a security advisory published by GitHub Security Advisories with High severity. Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code...

Which CVE IDs does GHSA-wqhv-6ff2-ww7r cover?

GHSA-wqhv-6ff2-ww7r covers the following CVE IDs: CVE-2026-45463. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wqhv-6ff2-ww7r?

GHSA-wqhv-6ff2-ww7r has a CVSS v3 base score of 8.4, published by GitHub Security Advisories.

GHSA-wqhv-6ff2-ww7rHighCVSS 8.4

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code...

Vendor

GitHub Security Advisories

Published

June 9, 2026

Last Modified

June 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-45463 →

📋 Description

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-45463
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45463
https://github.com/advisories/GHSA-wqhv-6ff2-ww7r