What is GHSA-766c-4vhr-qjjg?

GHSA-766c-4vhr-qjjg is a security advisory published by GitHub Security Advisories with High severity. Concurrent execution using shared resource with improper synchronization ('race condition') in...

Which CVE IDs does GHSA-766c-4vhr-qjjg cover?

GHSA-766c-4vhr-qjjg covers the following CVE IDs: CVE-2026-50349. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-766c-4vhr-qjjg?

GHSA-766c-4vhr-qjjg has a CVSS v3 base score of 7.0, published by GitHub Security Advisories.

GHSA-766c-4vhr-qjjgHighCVSS 7.0

Concurrent execution using shared resource with improper synchronization ('race condition') in...

Vendor

GitHub Security Advisories

Published

September 8, 2026

Last Modified

September 8, 2026

🔗 CVE IDs covered (1)

CVE-2026-50349 →

📋 Description

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-50349
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50349
https://github.com/advisories/GHSA-766c-4vhr-qjjg