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CVE-2025-24018

Authenticated Stored XSS in YesWiki <= 4.4.5

Severity
Medium 5.4
Published
21 Jan 2025
Last changed
17 Jun 2026
Added to UpHeron
3 Nov 2026
Fixed in
4.5.0
Also known as
GHSA-w59h-3x3q-3p6j
Sources
NVD, Project advisories (GitHub)

Description

YesWiki is a wiki system written in PHP. In versions up to and including 4.4.5, it is possible for an authenticated user with rights to edit/create a page or comment to trigger a stored XSS which will be reflected on any page where the resource is loaded. The vulnerability makes use of the content edition feature and more specifically of the `{{attach}}` component allowing users to attach…

Affected software

SoftwareAffected versions
YesWikiServers and applications · cpe:a:yeswiki:yeswiki
  • Every version before 4.5.0
YesWikiServers and applications · github:yeswiki/yeswiki
  • Every version before 4.5.0

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-24018
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-24018
  • GitHub Advisory Database https://github.com/advisories/GHSA-w59h-3x3q-3p6j
  • github.com https://github.com/YesWiki/yeswiki/security/advisories/GHSA-w59h-3x3q-3p6j