What is GHSA-v9r2-7hhj-8pf8?

GHSA-v9r2-7hhj-8pf8 is a security advisory published by GitHub Security Advisories with High severity. Untrusted pointer dereference in Windows Core Messaging allows an authorized attacker to elevate...

Which CVE IDs does GHSA-v9r2-7hhj-8pf8 cover?

GHSA-v9r2-7hhj-8pf8 covers the following CVE IDs: CVE-2026-83587. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v9r2-7hhj-8pf8?

GHSA-v9r2-7hhj-8pf8 has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-v9r2-7hhj-8pf8HighCVSS 7.8

Untrusted pointer dereference in Windows Core Messaging allows an authorized attacker to elevate...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-83587 →

📋 Description

Untrusted pointer dereference in Windows Core Messaging allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-83587
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83587
https://github.com/advisories/GHSA-v9r2-7hhj-8pf8