What is GHSA-v276-8895-8m7m?

GHSA-v276-8895-8m7m is a security advisory published by GitHub Security Advisories with Low severity. Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in...

Which CVE IDs does GHSA-v276-8895-8m7m cover?

GHSA-v276-8895-8m7m covers the following CVE IDs: CVE-2026-103584. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-v276-8895-8m7mLow

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in...

Vendor

GitHub Security Advisories

Published

October 1, 2026

Last Modified

October 1, 2026

🔗 CVE IDs covered (1)

CVE-2026-103584 →

📋 Description

Improper neutralization of Script-Related HTML tags in a web page (basic XSS) vulnerability in The Wikimedia Foundation MediaWiki CommonsMetadata extension allows Cross-Site Scripting (XSS).

This issue affects MediaWiki CommonsMetadata extension: 1.46, 1.45, and 1.43.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-103584
https://gerrit.wikimedia.org/r/q/I66c102cae36a9d499c95c37db7458371c7c87258
https://phabricator.wikimedia.org/T435999
https://github.com/advisories/GHSA-v276-8895-8m7m