CVE-2021-24177

Name: CVE-2021-24177
Creator: NVD / NIST
Published: 2021-04-05T19:15:16.247+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.90%

Last modified Jun 17, 2026

CVE-2021-24177 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. In the default configuration of the File Manager WordPress plugin before 7.1, a Reflected XSS can occur on the endpoint /wp-admin/admin.php?page=wp_file_manager_properties when a payload is submitted on the User-Agent parameter. The payload is then reflected back on the web application response.. EPSS estimates a 0.90% chance of exploitation in the next 30 days.

Description

In the default configuration of the File Manager WordPress plugin before 7.1, a Reflected XSS can occur on the endpoint /wp-admin/admin.php?page=wp_file_manager_properties when a payload is submitted on the User-Agent parameter. The payload is then reflected back on the web application response.

Metrics

CVSS 3.1

5.4/10

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

EPSS Probability

0.90%

55.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Filemanagerpro	File Manager	< 7.1

References

https://n4nj0.github.io/advisories/wordpress-plugin-wp-file-manager-i/Exploit, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2476829/Patch, Third Party Advisory
https://wpscan.com/vulnerability/1cf3d256-cf4b-4d1f-9ed8-e2cc6392d8d8Third Party Advisory
https://n4nj0.github.io/advisories/wordpress-plugin-wp-file-manager-i/Exploit, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2476829/Patch, Third Party Advisory
https://wpscan.com/vulnerability/1cf3d256-cf4b-4d1f-9ed8-e2cc6392d8d8Third Party Advisory

Timeline

Published: Apr 5, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24177?

How severe is CVE-2021-24177?

CVE-2021-24177 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.90% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24177?

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-2021-24177?

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

Scan your code now

Source: NVD / NIST