CVE-2021-24187

Name: CVE-2021-24187
Creator: NVD / NIST
Published: 2021-04-05T19:15:16.763+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.63%

Last modified Jun 17, 2026

CVE-2021-24187 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The setting page of the SEO Redirection Plugin - 301 Redirect Manager WordPress plugin before 6.4 is vulnerable to reflected Cross-Site Scripting (XSS) as user input is not properly sanitised before being output in an attribute.. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

The setting page of the SEO Redirection Plugin - 301 Redirect Manager WordPress plugin before 6.4 is vulnerable to reflected Cross-Site Scripting (XSS) as user input is not properly sanitised before being output in an attribute.

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

0.63%

45.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Clogica	Seo Redirection	< 6.4

References

https://wpscan.com/vulnerability/c234700e-61dd-46a0-90fb-609e704269a9Exploit, Third Party Advisory
https://wpscan.com/vulnerability/c234700e-61dd-46a0-90fb-609e704269a9Exploit, Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2021-24187?

How severe is CVE-2021-24187?

CVE-2021-24187 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24187?

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-2021-24187?

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

Scan your code now

Source: NVD / NIST