ORSEE (Online Recruitment System for Economic Experiments) 3.1.0 contains an authenticated Remote Code Execution vulnerability in the participant profile field processing subsystem. Certain field configurations accept values beginning with the prefix "func:" which are passed directly into an eval() call inside tagsets/participant.php and tagsets/options.php.

References

• https://nvd.nist.gov/vuln/detail/CVE-2025-67031
• https://github.com/orsee/orsee/archive/refs/tags/orsee_3.1.0.zip
• https://medium.com/@erabhishekshroti/cve-2025-67031-remote-code-execution-in-orsee-3-1-0-2bfc71d6d5eb