What is GHSA-wx3x-ccqc-xq62?

GHSA-wx3x-ccqc-xq62 is a security advisory published by GitHub Security Advisories with High severity. Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to...

Which CVE IDs does GHSA-wx3x-ccqc-xq62 cover?

GHSA-wx3x-ccqc-xq62 covers the following CVE IDs: CVE-2026-66318. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wx3x-ccqc-xq62?

GHSA-wx3x-ccqc-xq62 has a CVSS v3 base score of 8.1, published by GitHub Security Advisories.

GHSA-wx3x-ccqc-xq62HighCVSS 8.1

Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to...

Vendor

GitHub Security Advisories

Published

August 4, 2026

Last Modified

August 4, 2026

🔗 CVE IDs covered (1)

CVE-2026-66318 →

📋 Description

Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to disclose information over a network.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-66318
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-66318
https://github.com/advisories/GHSA-wx3x-ccqc-xq62