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Servers and applications

CVE-2025-46349

Unauthenticated reflected XSS in YesWiki <= 4.5.3

Severity
Medium 6.1
Published
28 Apr 2025
Last changed
17 Jun 2026
Added to UpHeron
3 Nov 2026
Fixed in
4.5.4
Also known as
GHSA-2f8p-qqx2-gwr2
Sources
NVD, Project advisories (GitHub)

Description

YesWiki is a wiki system written in PHP. Prior to version 4.5.4, YesWiki is vulnerable to reflected XSS in the file upload form. This vulnerability allows any malicious unauthenticated user to create a link that can be clicked on by the victim to perform arbitrary actions. This issue has been patched in version 4.5.4.

Affected software

SoftwareAffected versions
YesWikiServers and applications · cpe:a:yeswiki:yeswiki
  • Every version before 4.5.4
YesWikiServers and applications · github:yeswiki/yeswiki
  • Every version before 4.5.4

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-46349
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-46349
  • GitHub Advisory Database https://github.com/advisories/GHSA-2f8p-qqx2-gwr2
  • github.com https://github.com/YesWiki/yeswiki/security/advisories/GHSA-2f8p-qqx2-gwr2