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Vulnerability record · CVE-2021-24879 · published 7 February 2022

CVE-2021-24879: Supportcandy cross-site request forgery vulnerability

Supportcandy · Supportcandy

The SupportCandy WordPress plugin before 2.2.7 does not have CSRF check in the wpsc_tickets AJAX action, nor has any sanitisation or escaping in some of the filter fields which could allow attackers to make a logged in user having access to the ticket lists dashboard set an arbitrary filter (stored in their cookies) with an XSS payload in it.

8.8 CVSS 3.1 High EPSS 0.61% · top 52.8% CWE-352 · Cross-site request forgery
8.8CVSS 3.1 base score, v2 6.8
0.61%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The SupportCandy WordPress plugin before 2.2.7 does not have CSRF check in the wpsc_tickets AJAX action, nor has any sanitisation or escaping in some of the filter fields which could allow attackers to make a logged in user having access to the ticket lists dashboard set an arbitrary filter (stored in their cookies) with an XSS payload in it.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://wpscan.com/vulnerability/6dfb4f61-c8cb-40ad-812f-139482be0fb4 ExploitThird Party Advisory
https://wpscan.com/vulnerability/6dfb4f61-c8cb-40ad-812f-139482be0fb4 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2023-1730Supportcandy sql injection vulnerabilityThe SupportCandy WordPress plugin before 3.1.5 does not validate and escape user input before using it in an SQL statement, which could allow unauthe…EPSS 41%9.8CVE-2019-11223Supportcandy unrestricted file upload vulnerabilityAn Unrestricted File Upload Vulnerability in the SupportCandy plugin through 2.0.0 for WordPress allows remote attackers to execute arbitrary code by…EPSS 8.8%8.8CVE-2023-2719Supportcandy vulnerabilityThe SupportCandy WordPress plugin before 3.1.7 does not properly sanitise and escape the `id` parameter for an Agent in the REST API before using it …EPSS 1.2%7.5CVE-2021-24839Supportcandy missing authorization vulnerabilityThe SupportCandy WordPress plugin before 2.2.5 does not have authorisation and CSRF checks in its wpsc_tickets AJAX action, which could allow unauthe…EPSS 1.2%7.2CVE-2023-2805Supportcandy vulnerabilityThe SupportCandy WordPress plugin before 3.1.7 does not properly sanitise and escape the agents[] parameter in the set_add_agent_leaves AJAX function…EPSS 0.85%6.5CVE-2021-24843Supportcandy cross-site request forgery vulnerabilityThe SupportCandy WordPress plugin before 2.2.7 does not have CRSF check in its wpsc_tickets AJAX action, which could allow attackers to make a logged…EPSS 0.53%6.1CVE-2021-24878Supportcandy cross-site scripting vulnerabilityThe 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…EPSS 1.2%5.4CVE-2021-24880Supportcandy cross-site scripting vulnerabilityThe SupportCandy WordPress plugin before 2.2.7 does not validate and escape the page attribute of its shortcode, which could allow users with a role …EPSS 0.60%

Source: NIST National Vulnerability Database (record CVE-2021-24879), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.