What is GHSA-w2c9-5gcq-r387?

GHSA-w2c9-5gcq-r387 is a security advisory published by GitHub Security Advisories with High severity. Unauthenticated Cross Site Scripting (XSS) in Facebook for WordPress \u003c= 5.2.1 versions.

Which CVE IDs does GHSA-w2c9-5gcq-r387 cover?

GHSA-w2c9-5gcq-r387 covers the following CVE IDs: CVE-2026-66705. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-w2c9-5gcq-r387?

GHSA-w2c9-5gcq-r387 has a CVSS v3 base score of 7.1, published by GitHub Security Advisories.

GHSA-w2c9-5gcq-r387HighCVSS 7.1

Unauthenticated Cross Site Scripting (XSS) in Facebook for WordPress <= 5.2.1 versions.

Vendor

GitHub Security Advisories

Published

August 6, 2026

Last Modified

August 6, 2026

🔗 CVE IDs covered (1)

CVE-2026-66705 →

📋 Description

Unauthenticated Cross Site Scripting (XSS) in Facebook for WordPress <= 5.2.1 versions.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-66705
https://patchstack.com/database/wordpress/plugin/official-facebook-pixel/vulnerability/wordpress-facebook-for-wordpress-plugin-5-2-1-cross-site-scripting-xss-vulnerability?_s_id=cve
https://github.com/advisories/GHSA-w2c9-5gcq-r387