What is GHSA-3c5w-7g69-r2hm?

GHSA-3c5w-7g69-r2hm 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-3c5w-7g69-r2hm cover?

GHSA-3c5w-7g69-r2hm covers the following CVE IDs: CVE-2026-45461. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-3c5w-7g69-r2hm?

GHSA-3c5w-7g69-r2hm has a CVSS v3 base score of 8.4, published by GitHub Security Advisories.

GHSA-3c5w-7g69-r2hmHighCVSS 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-2026-45461 →

📋 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-2026-45461
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45461
https://github.com/advisories/GHSA-3c5w-7g69-r2hm