What is GHSA-px39-gfrj-xcc8?

GHSA-px39-gfrj-xcc8 is a security advisory published by GitHub Security Advisories with Medium severity. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...

Which CVE IDs does GHSA-px39-gfrj-xcc8 cover?

GHSA-px39-gfrj-xcc8 covers the following CVE IDs: CVE-2026-121763. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-px39-gfrj-xcc8?

GHSA-px39-gfrj-xcc8 has a CVSS v3 base score of 6.5, published by GitHub Security Advisories.

GHSA-px39-gfrj-xcc8MediumCVSS 6.5

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...

Vendor

GitHub Security Advisories

Published

November 9, 2026

Last Modified

November 9, 2026

🔗 CVE IDs covered (1)

CVE-2026-121763 →

📋 Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in WPMU DEV Hummingbird hummingbird-performance allows Stored XSS.This issue affects Hummingbird: from n/a through 3.21.2.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-121763
https://patchstack.com/database/wordpress/plugin/hummingbird-performance/vulnerability/wordpress-hummingbird-plugin-3-21-2-cross-site-scripting-xss-vulnerability?_s_id=cve
https://github.com/advisories/GHSA-px39-gfrj-xcc8