CSRF in Supportcandy
CVE-2021-24879
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.
Vulnerability class: CSRF (Cross-Site Request Forgery)
EPSS: 0.006 (45.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Supportcandy
- Unknown Supportcandy – Helpdesk & Support Ticket System — versions 2.2.7
Weakness classification (CWE)
Public proof-of-concept exploits
References
- contact@wpscan.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-24879?
- CVE-2021-24879 is a high-severity vulnerability in Supportcandy, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2022-02-07.
- How severe is CVE-2021-24879?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2021-24879 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.