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CVE-2025-46347

Remote Code Execution via Arbitrary PHP File Write and Execution

Severity
Medium 5.8
Published
28 Apr 2025
Last changed
17 Jun 2026
Added to UpHeron
3 Nov 2026
Fixed in
4.5.4
Also known as
GHSA-88xg-v53p-fpvf
Sources
NVD, Project advisories (GitHub)

Description

YesWiki is a wiki system written in PHP. Prior to version 4.5.4, YesWiki vulnerable to remote code execution. An arbitrary file write can be used to write a file with a PHP extension, which then can be browsed to in order to execute arbitrary code on the server, resulting in a full compromise of the server. This could potentially be performed unwittingly by a user. This issue has been patched in…

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-2025-46347
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-46347
  • GitHub Advisory Database https://github.com/advisories/GHSA-88xg-v53p-fpvf
  • github.com https://github.com/YesWiki/yeswiki/security/advisories/GHSA-88xg-v53p-fpvf