SQL Injection Vulnerability in SupportCandy Helpdesk Plugin for WordPress
CVE-2026-0683

6.5MEDIUM

Key Information:

Vendor

WordPress
Status
Supportcandy – Helpdesk & Customer Support Ticket System
Vendor
CVE Published:
31 January 2026

What is CVE-2026-0683?

The SupportCandy – Helpdesk & Customer Support Ticket System plugin for WordPress is vulnerable to SQL injection due to inadequate sanitization of user inputs in the Number-type custom field filter. This flaw allows authenticated users, with at least Subscriber-level access, to manipulate SQL queries and potentially extract sensitive database information. The vulnerability exists in all versions up to and including 3.4.4, exposing users to significant data risks.

Affected Version(s)

SupportCandy – Helpdesk & Customer Support Ticket System 0 <= 3.4.4

References

https://www.wordfence.com/threat-intel/vulnerabilities/id...
https://plugins.trac.wordpress.org/browser/supportcandy/t...
https://plugins.trac.wordpress.org/browser/supportcandy/t...

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Supakiad S.
.