CVE-2021-40964: Prasathmani Tiny File Manager

Medium severity, CVSS 6.5. EPSS: 8.2% chance of exploitation in the next 30 days.

A Path Traversal vulnerability exists in TinyFileManager all version up to and including 2.4.6 that allows attackers to upload a file (with Admin credentials or with the CSRF vulnerability) with the "fullpath" parameter containing path traversal strings (../ and ..\) in order to escape the server's intended working directory and write malicious files onto any directory on the computer.

Affected products

• Prasathmani Tiny File Manager: up to and including 2.4.6

Published 2021-09-15. Last modified 2026-06-17.