What is GHSA-6hjh-h637-rp4m?

GHSA-6hjh-h637-rp4m is a security advisory published by GitHub Security Advisories with High severity. Buffer over-read in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Which CVE IDs does GHSA-6hjh-h637-rp4m cover?

GHSA-6hjh-h637-rp4m covers the following CVE IDs: CVE-2026-64905. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-6hjh-h637-rp4m?

GHSA-6hjh-h637-rp4m has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-6hjh-h637-rp4mHighCVSS 7.8

Buffer over-read in Microsoft Office Word allows an unauthorized attacker to execute code locally.

Vendor

GitHub Security Advisories

Published

August 11, 2026

Last Modified

August 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-64905 →

📋 Description

Buffer over-read in Microsoft Office Word allows an unauthorized attacker to execute code locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-64905
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-64905
https://github.com/advisories/GHSA-6hjh-h637-rp4m