CVE-2021-24622

Name: CVE-2021-24622
Creator: NVD / NIST
Published: 2021-10-18T14:15:09.387+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.8/10EPSS 0.62%

Last modified Jun 17, 2026

CVE-2021-24622 is a medium-severity vulnerability rated 4.8/10 on the CVSS scale. The Customer Service Software & Support Ticket System WordPress plugin before 5.10.4 does not sanitize or escape form fields before outputting it in the List, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.. EPSS estimates a 0.62% chance of exploitation in the next 30 days.

Description

The Customer Service Software & Support Ticket System WordPress plugin before 5.10.4 does not sanitize or escape form fields before outputting it in the List, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Metrics

CVSS 3.1

4.8/10

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

EPSS Probability

0.62%

45.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Emarketdesign	Customer Service Software \& Support Ticket System	< 5.10.4

References

https://wpscan.com/vulnerability/41a2c72c-7db1-473a-8844-47f6ae9d0594Exploit, Third Party Advisory
https://wpscan.com/vulnerability/41a2c72c-7db1-473a-8844-47f6ae9d0594Exploit, Third Party Advisory

Timeline

Published: Oct 18, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-24622?

How severe is CVE-2021-24622?

CVE-2021-24622 has a CVSS score of 4.8/10 (MEDIUM severity). The EPSS model estimates a 0.62% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24622?

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-2021-24622?

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

Scan your code now

Source: NVD / NIST