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Vulnerability record · CVE-2021-40964 · published 15 September 2021

CVE-2021-40964: Prasathmani tiny file manager path traversal vulnerability

PPrasathmani · Tiny File Manager

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.

6.5 CVSS 3.1 Medium EPSS 8.2% · top 5.3% CWE-22 · Path traversal
6.5CVSS 3.1 base score, v2 4.3
8.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://packetstormsecurity.com/files/166330/Tiny-File-Manager-2.4.6-Shell-Upload.html ExploitThird Party AdvisoryVDB Entry
https://gist.github.com/omriinbar/953368dcdd9e5eeefd83920166099528 Third Party Advisory
https://github.com/prasathmani/tinyfilemanager ProductThird Party Advisory
http://packetstormsecurity.com/files/166330/Tiny-File-Manager-2.4.6-Shell-Upload.html ExploitThird Party AdvisoryVDB Entry
https://gist.github.com/omriinbar/953368dcdd9e5eeefd83920166099528 Third Party Advisory
https://github.com/prasathmani/tinyfilemanager ProductThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2022-40916Prasathmani tiny file manager vulnerabilityTiny File Manager v2.4.7 and below is vulnerable to session fixation.EPSS 0.82%9.8CVE-2022-45476Prasathmani tiny file manager unrestricted file upload vulnerabilityTiny File Manager version 2.4.8 executes the code of files uploaded by users of the application, instead of just returning them for download. This is…EPSS 1.1%9.8CVE-2022-1000Prasathmani tiny file manager path traversal vulnerabilityPath Traversal in GitHub repository prasathmani/tinyfilemanager prior to 2.4.7.EPSS 1.9%8.8CVE-2022-23044Prasathmani tiny file manager cross-site request forgery vulnerabilityTiny File Manager version 2.4.8 allows an unauthenticated remote attacker to persuade users to perform unintended actions within the application. Thi…EPSS 0.44%8.8CVE-2021-45010Tiny File Manager path traversal in upload leads to RCETiny File Manager before 2.4.7 contains a path traversal flaw in the file upload functionality in tinyfilemanager.php. An authenticated user can trav…EPSS 70%analysed8.8CVE-2021-40965Prasathmani tiny file manager cross-site request forgery vulnerabilityA Cross-Site Request Forgery (CSRF) vulnerability exists in TinyFileManager all version up to and including 2.4.6 that allows attackers to upload fil…EPSS 0.60%8.8CVE-2019-16790Prasathmani tiny file manager os command injection vulnerabilityIn Tiny File Manager before 2.3.9, there is a remote code execution via Upload from URL and Edit/Rename files. Only authenticated users are impacted.EPSS 1.2%7.7CVE-2020-12103Prasathmani tiny file manager path traversal vulnerabilityIn Tiny File Manager 2.4.1 there is a vulnerability in the ajax file backup copy functionality which allows authenticated users to create backup copi…EPSS 1.5%

Source: NIST National Vulnerability Database (record CVE-2021-40964), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.