What is GHSA-qj8r-m7gw-387x?

GHSA-qj8r-m7gw-387x is a security advisory published by GitHub Security Advisories with Critical severity. Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute...

Which CVE IDs does GHSA-qj8r-m7gw-387x cover?

GHSA-qj8r-m7gw-387x covers the following CVE IDs: CVE-2026-70300. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-qj8r-m7gw-387x?

GHSA-qj8r-m7gw-387x has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-qj8r-m7gw-387xCriticalCVSS 9.8

Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-70300 →

📋 Description

Untrusted pointer dereference in Microsoft Office Word allows an unauthorized attacker to execute code over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-70300
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70300
https://github.com/advisories/GHSA-qj8r-m7gw-387x