Auth bypass in Supportcandy

CVE-2021-24839

The SupportCandy WordPress plugin before 2.2.5 does not have authorisation and CSRF checks in its wpsc_tickets AJAX action, which could allow unauthenticated users to call it and delete arbitrary tickets via the set_delete_permanently_bulk_ticket setting_action. Other actions may be affected as well.

Vulnerability class: Broken Access Control

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.012 (68.0th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-24839: held from 0.012 to 0.012.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

  • Supportcandy
  • Supportcandy – Helpdesk & Support Ticket System — versions 2.2.5

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24839?
CVE-2021-24839 is a high-severity vulnerability in Supportcandy, classified under Missing Authorization. CVSS score: 7.5/10. Published 2022-02-07.
How severe is CVE-2021-24839?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-24839 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.