What is GHSA-5j2p-pvv3-qxhp?

GHSA-5j2p-pvv3-qxhp is a security advisory published by GitHub Security Advisories with High severity. Deserialization of untrusted data vulnerability in The Wikimedia Foundation MediaWiki Wikibase...

Which CVE IDs does GHSA-5j2p-pvv3-qxhp cover?

GHSA-5j2p-pvv3-qxhp covers the following CVE IDs: CVE-2026-103441. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

GHSA-5j2p-pvv3-qxhpHigh

Deserialization of untrusted data vulnerability in The Wikimedia Foundation MediaWiki Wikibase...

Vendor

GitHub Security Advisories

Published

September 30, 2026

Last Modified

September 30, 2026

🔗 CVE IDs covered (1)

CVE-2026-103441 →

📋 Description

Deserialization of untrusted data vulnerability in The Wikimedia Foundation MediaWiki Wikibase extension allows Leverage Executable Code in Non-Executable Files.

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

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-103441
https://gerrit.wikimedia.org/r/q/Id35bf747e48370e474d9b9444bd7520b24836e8d
https://phabricator.wikimedia.org/T435210
https://github.com/advisories/GHSA-5j2p-pvv3-qxhp