CVE-2021-24878

Name: CVE-2021-24878
Creator: NVD / NIST
Published: 2022-02-07T16:15:42.283+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 1.20%

Last modified Jun 17, 2026

CVE-2021-24878 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The SupportCandy WordPress plugin before 2.2.7 does not sanitise and escape the query string before outputting it back in pages with the [wpsc_create_ticket] shortcode embed, leading to a Reflected Cross-Site Scripting issue. EPSS estimates a 1.20% chance of exploitation in the next 30 days.

Description

The SupportCandy WordPress plugin before 2.2.7 does not sanitise and escape the query string before outputting it back in pages with the [wpsc_create_ticket] shortcode embed, leading to a Reflected Cross-Site Scripting issue

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

1.20%

64.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Supportcandy	Supportcandy	< 2.2.7

References

https://wpscan.com/vulnerability/d2f1fd60-5e5e-4e38-9559-ba2d14ae37bfExploit, Third Party Advisory
https://wpscan.com/vulnerability/d2f1fd60-5e5e-4e38-9559-ba2d14ae37bfExploit, Third Party Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2021-24878?

How severe is CVE-2021-24878?

CVE-2021-24878 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 1.20% probability of exploitation in the next 30 days.

How do I fix CVE-2021-24878?

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-2021-24878?

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

Scan your code now

Source: NVD / NIST