Description
A Remote Code Execution (RCE) vulnerabilty exists in LimeSurvey 5.2.4 via the upload and install plugins function, which could let a remote malicious user upload an arbitrary PHP code file. NOTE: the Supplier's position is that plugins intentionally can contain arbitrary PHP code, and can only be installed by a superadmin, and therefore the security model is not violated by this finding.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 3 repositories
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D3Ext/CVE-2021-44967 ★ 6 · Jan 5, 2025
POC exploit for CVE-2021-44967
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monke443/CVE-2021-44967 ★ 1 · Apr 18, 2025
Authenticated (privileged) remote command execution in LimeSurvey Version 5.2.4 via upload and install plugins allows a remote user to upload arbitrary PHP code file.
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godylockz/CVE-2021-44967 ★ 1 · Feb 17, 2025
Proof of concept for CVE-2021-44967: LimeSurvey authenticated RCE
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.