Vulnerability Description
HRConvert2 is a self-hosted, drag-and-drop & nosql file conversion server & share tool. Prior to 3.3.8, the sanitizeString() function in convertCore.php is missing backtick (`) and tab (\t) from its strip list. User input then reaches shell_exec(), where the shell interprets these characters and commands within filenames execute. This vulnerability is fixed in 3.3.8.
Related Weaknesses (CWE)
References
- https://github.com/zelon88/HRConvert2/releases/tag/v3.3.8
- https://github.com/zelon88/HRConvert2/security/advisories/GHSA-f74g-4wj8-j35h
- https://github.com/zelon88/HRConvert2/security/advisories/GHSA-f74g-4wj8-j35h
FAQ
What is CVE-2026-44666?
CVE-2026-44666 is a documented vulnerability. HRConvert2 is a self-hosted, drag-and-drop & nosql file conversion server & share tool. Prior to 3.3.8, the sanitizeString() function in convertCore.php is missing backtick (`) and tab (\t) from its s...
How severe is CVE-2026-44666?
CVSS scoring is not yet available for CVE-2026-44666. Check NVD for updates.
Is there a patch for CVE-2026-44666?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.