What is GHSA-q9vm-p57f-8mmp?

GHSA-q9vm-p57f-8mmp is a security advisory published by GitHub Security Advisories with Medium severity. YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in RevisionsHandler that...

Which CVE IDs does GHSA-q9vm-p57f-8mmp cover?

GHSA-q9vm-p57f-8mmp covers the following CVE IDs: CVE-2026-104451. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-q9vm-p57f-8mmp?

GHSA-q9vm-p57f-8mmp has a CVSS v3 base score of 4.3, published by GitHub Security Advisories.

GHSA-q9vm-p57f-8mmpMediumCVSS 4.3

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in RevisionsHandler that...

Vendor

GitHub Security Advisories

Published

October 2, 2026

Last Modified

October 2, 2026

🔗 CVE IDs covered (1)

CVE-2026-104451 →

📋 Description

YesWiki before 4.6.7 contains a cross-site request forgery vulnerability in RevisionsHandler that allows attackers to restore old page revisions through GET requests lacking CSRF token validation. Attackers can lure write-capable users into a top-level navigation with the restoreRevisionId parameter, silently overwriting current page content with stale or vandalized revisions.

🔗 References (4)

https://github.com/YesWiki/yeswiki/security/advisories/GHSA-vj5g-974q-7ff3
https://nvd.nist.gov/vuln/detail/CVE-2026-104451
https://www.vulncheck.com/advisories/yeswiki-before-4.6.7-csrf-page-revision-restore-via-revisionshandler
https://github.com/advisories/GHSA-q9vm-p57f-8mmp