CVE-2021-24961

Name: CVE-2021-24961
Creator: NVD / NIST
Published: 2022-03-07T09:15:08.47+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.77%

Last modified Jun 17, 2026

CVE-2021-24961 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The WordPress File Upload WordPress plugin before 4.16.3, wordpress-file-upload-pro WordPress plugin before 4.16.3 does not escape some of its shortcode argument, which could allow users with a role as low as Contributor to perform Cross-Site Scripting attacks. EPSS estimates a 0.77% chance of exploitation in the next 30 days.

Description

The WordPress File Upload WordPress plugin before 4.16.3, wordpress-file-upload-pro WordPress plugin before 4.16.3 does not escape some of its shortcode argument, which could allow users with a role as low as Contributor to perform Cross-Site Scripting attacks

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

0.77%

50.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Iptanus	Wordpress File Upload	< 4.16.3
Iptanus	Wordpress File Upload Pro	< 4.16.3

References

https://plugins.trac.wordpress.org/changeset/2677722Patch, Third Party Advisory
https://wpscan.com/vulnerability/c911bbbd-0196-4e3d-ada3-4efb8a339954Exploit, Third Party Advisory
https://plugins.trac.wordpress.org/changeset/2677722Patch, Third Party Advisory
https://wpscan.com/vulnerability/c911bbbd-0196-4e3d-ada3-4efb8a339954Exploit, Third Party Advisory

Timeline

Published: Mar 7, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24961?

How severe is CVE-2021-24961?

CVE-2021-24961 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.77% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24961?

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-2021-24961?

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

Scan your code now

Source: NVD / NIST