What is GHSA-9h9w-j8xf-3g26?

GHSA-9h9w-j8xf-3g26 is a security advisory published by GitHub Security Advisories with High severity. Null pointer dereference in Windows Schannel allows an authorized attacker to elevate privileges...

Which CVE IDs does GHSA-9h9w-j8xf-3g26 cover?

GHSA-9h9w-j8xf-3g26 covers the following CVE IDs: CVE-2026-70566. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-9h9w-j8xf-3g26?

GHSA-9h9w-j8xf-3g26 has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-9h9w-j8xf-3g26HighCVSS 7.8

Null pointer dereference in Windows Schannel allows an authorized attacker to elevate privileges...

Vendor

GitHub Security Advisories

Published

October 13, 2026

Last Modified

October 13, 2026

🔗 CVE IDs covered (1)

CVE-2026-70566 →

📋 Description

Null pointer dereference in Windows Schannel allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-70566
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70566
https://github.com/advisories/GHSA-9h9w-j8xf-3g26