What is GHSA-jf5c-jq6r-6c8f?

GHSA-jf5c-jq6r-6c8f 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-jf5c-jq6r-6c8f cover?

GHSA-jf5c-jq6r-6c8f covers the following CVE IDs: CVE-2026-88197. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-jf5c-jq6r-6c8f?

GHSA-jf5c-jq6r-6c8f has a CVSS v3 base score of 8.8, published by GitHub Security Advisories.

GHSA-jf5c-jq6r-6c8fHighCVSS 8.8

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

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-88197 →

📋 Description

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

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-88197
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88197
https://github.com/advisories/GHSA-jf5c-jq6r-6c8f