CVE-2021-40966

Description

A Stored XSS exists in TinyFileManager All version up to and including 2.4.6 in /tinyfilemanager.php when the server is given a file that contains HTML and javascript in its name. A malicious user can upload a file with a malicious filename containing javascript code and it will run on any user browser when they access the server.

Category

5.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.21%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/prasathmani/tinyfilemanager third party advisory product
https://gist.github.com/omriinbar/953368dcdd9e5eeefd83920166099528 third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-40966?
CVE-2021-40966 has been scored as a medium severity vulnerability.
How to fix CVE-2021-40966?
To fix CVE-2021-40966, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-40966 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-40966 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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