CVE-2021-24349

Name: CVE-2021-24349
Creator: NVD / NIST
Published: 2021-06-14T14:15:08.333+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.41%

Last modified Jun 17, 2026

CVE-2021-24349 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. This Gallery from files WordPress plugin through 1.6.0 gives the functionality of uploading images to the server. But filenames are not properly sanitized before being output in an error message when they have an invalid extension, leading to a reflected Cross-Site Scripting issue. EPSS estimates a 0.41% chance of exploitation in the next 30 days.

Description

This Gallery from files WordPress plugin through 1.6.0 gives the functionality of uploading images to the server. But filenames are not properly sanitized before being output in an error message when they have an invalid extension, leading to a reflected Cross-Site Scripting issue. Due to the lack of CSRF check, the attack could also be performed via such vector.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.41%

32.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Gallery From Files Project	Gallery From Files	<= 1.6.0

References

https://wpscan.com/vulnerability/6bb4eb71-d702-4732-b01f-b723077d66caExploit, Third Party Advisory
https://wpscan.com/vulnerability/6bb4eb71-d702-4732-b01f-b723077d66caExploit, Third Party Advisory

Timeline

Published: Jun 14, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24349?

How severe is CVE-2021-24349?

CVE-2021-24349 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24349?

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-2021-24349?

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

Scan your code now

Source: NVD / NIST