CVE-2021-40965

Name: CVE-2021-40965
Creator: NVD / NIST
Published: 2021-09-15T18:15:09.47+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 0.58%

Last modified Jun 17, 2026

CVE-2021-40965 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. A Cross-Site Request Forgery (CSRF) vulnerability exists in TinyFileManager all version up to and including 2.4.6 that allows attackers to upload files and run OS commands by inducing the Administrator user to browse a URL controlled by an attacker.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

A Cross-Site Request Forgery (CSRF) vulnerability exists in TinyFileManager all version up to and including 2.4.6 that allows attackers to upload files and run OS commands by inducing the Administrator user to browse a URL controlled by an attacker.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

0.58%

43.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-352

Affected Software

Vendor	Product	Versions
Prasathmani	Tiny File Manager	<= 2.4.6

References

https://gist.github.com/omriinbar/953368dcdd9e5eeefd83920166099528Third Party Advisory
https://github.com/prasathmani/tinyfilemanagerProduct, Third Party Advisory
https://gist.github.com/omriinbar/953368dcdd9e5eeefd83920166099528Third Party Advisory
https://github.com/prasathmani/tinyfilemanagerProduct, Third Party Advisory

Timeline

Published: Sep 15, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-40965?

How severe is CVE-2021-40965?

CVE-2021-40965 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.

How do I fix CVE-2021-40965?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-40965?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST