What is GHSA-wm9g-fv6p-hww9?

GHSA-wm9g-fv6p-hww9 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-wm9g-fv6p-hww9 cover?

GHSA-wm9g-fv6p-hww9 covers the following CVE IDs: CVE-2026-103047. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-wm9g-fv6p-hww9?

GHSA-wm9g-fv6p-hww9 has a CVSS v3 base score of 6.1, published by GitHub Security Advisories.

GHSA-wm9g-fv6p-hww9MediumCVSS 6.1

Improper neutralization of input during web page generation ('cross-site scripting')...

Vendor

GitHub Security Advisories

Published

September 30, 2026

Last Modified

September 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-103047 →

📋 Description

Improper neutralization of input during web page generation ('cross-site scripting') vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth extension allows Stored XSS.

This issue affects Mediawiki - CentralAuth extension: before 1.46.1, 1.45.5, 1.43.10.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-103047
https://gerrit.wikimedia.org/r/c/1309285
https://phabricator.wikimedia.org/T244682
https://github.com/advisories/GHSA-wm9g-fv6p-hww9