What is GHSA-2rcm-h6cw-xrfr?

GHSA-2rcm-h6cw-xrfr is a security advisory published by GitHub Security Advisories with Medium severity. Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')...

Which CVE IDs does GHSA-2rcm-h6cw-xrfr cover?

GHSA-2rcm-h6cw-xrfr covers the following CVE IDs: CVE-2026-100245. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-2rcm-h6cw-xrfr?

GHSA-2rcm-h6cw-xrfr has a CVSS v3 base score of 6.1, published by GitHub Security Advisories.

GHSA-2rcm-h6cw-xrfrMediumCVSS 6.1

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

Vendor

GitHub Security Advisories

Published

September 29, 2026

Last Modified

September 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-100245 →

📋 Description

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - Wikibase Extension allows Stored XSS.

This issue affects Mediawiki - Wikibase Extension: from * before 1.46.1, 1.45.5, 1.43.10.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-100245
https://gerrit.wikimedia.org/r/q/If871fa7684d42dae057c0517d4a17132cd7aefeb
https://phabricator.wikimedia.org/T432877
https://github.com/advisories/GHSA-2rcm-h6cw-xrfr