CVE-2025-46347: YesWiki Remote Code Execution via Arbitrary PHP File Write and Execution

April 29, 2025

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.

All testing was performed on a local docker setup running the latest version of the application.

References

github.com/YesWiki/yeswiki
github.com/YesWiki/yeswiki/commit/8fe5275a78dc7e0f9c242baa3cbac6b5ac1cc066
github.com/YesWiki/yeswiki/security/advisories/GHSA-88xg-v53p-fpvf
github.com/advisories/GHSA-88xg-v53p-fpvf
nvd.nist.gov/vuln/detail/CVE-2025-46347

Code Behaviors & Features

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