What is GHSA-qqr5-6qjq-ff6q?

GHSA-qqr5-6qjq-ff6q is a security advisory published by GitHub Security Advisories with High severity. Use after free in Microsoft Office Click-To-Run allows an authorized attacker to elevate...

Which CVE IDs does GHSA-qqr5-6qjq-ff6q cover?

GHSA-qqr5-6qjq-ff6q covers the following CVE IDs: CVE-2026-88109. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-qqr5-6qjq-ff6q?

GHSA-qqr5-6qjq-ff6q has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-qqr5-6qjq-ff6qHighCVSS 7.8

Use after free in Microsoft Office Click-To-Run allows an authorized attacker to elevate...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-88109 →

📋 Description

Use after free in Microsoft Office Click-To-Run allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-88109
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-88109
https://github.com/advisories/GHSA-qqr5-6qjq-ff6q