CVE-2021-24160

Name: CVE-2021-24160
Creator: NVD / NIST
Published: 2021-04-05T19:15:15.107+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 8.42%

Last modified Jun 17, 2026

CVE-2021-24160 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. In the Reponsive Menu (free and Pro) WordPress plugins before 4.0.4, subscribers could upload zip archives containing malicious PHP files that would get extracted to the /rmp-menu/ directory. These files could then be accessed via the front end of the site to trigger remote code execution and ultimately allow an attacker to execute commands to further infect a WordPress site.. EPSS estimates a 8.42% chance of exploitation in the next 30 days.

Description

In the Reponsive Menu (free and Pro) WordPress plugins before 4.0.4, subscribers could upload zip archives containing malicious PHP files that would get extracted to the /rmp-menu/ directory. These files could then be accessed via the front end of the site to trigger remote code execution and ultimately allow an attacker to execute commands to further infect a WordPress site.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

8.42%

94.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Expresstech	Responsive Menu	< 4.0.4

References

https://wpscan.com/vulnerability/066ba5d4-4aaa-4462-b106-500c1f291c37Exploit, Third Party Advisory
https://www.wordfence.com/blog/2021/02/multiple-vulnerabilities-patched-in-responsive-menu-plugin/Exploit, Third Party Advisory
https://wpscan.com/vulnerability/066ba5d4-4aaa-4462-b106-500c1f291c37Exploit, Third Party Advisory
https://www.wordfence.com/blog/2021/02/multiple-vulnerabilities-patched-in-responsive-menu-plugin/Exploit, Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2021-24160?

How severe is CVE-2021-24160?

CVE-2021-24160 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 8.42% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24160?

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-2021-24160?

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

Scan your code now

Source: NVD / NIST