What is GHSA-8hfh-87m8-cxgq?

GHSA-8hfh-87m8-cxgq is a security advisory published by GitHub Security Advisories with High severity. Heap-based buffer overflow in Windows HTTP.sys allows an authorized attacker to elevate...

Which CVE IDs does GHSA-8hfh-87m8-cxgq cover?

GHSA-8hfh-87m8-cxgq covers the following CVE IDs: CVE-2026-62811. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-8hfh-87m8-cxgq?

GHSA-8hfh-87m8-cxgq has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-8hfh-87m8-cxgqHighCVSS 7.8

Heap-based buffer overflow in Windows HTTP.sys allows an authorized attacker to elevate...

Vendor

GitHub Security Advisories

Published

August 11, 2026

Last Modified

August 11, 2026

🔗 CVE IDs covered (1)

CVE-2026-62811 →

📋 Description

Heap-based buffer overflow in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-62811
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62811
https://github.com/advisories/GHSA-8hfh-87m8-cxgq