SupportCandy – Helpdesk & Customer Support Ticket System <= 3.3.7 - Authentication Bypass to Support Session Takeover
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-307.
Summary
The SupportCandy – Helpdesk & Customer Support Ticket System plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 3.3.7. This is due to missing rate limiting on the OTP verification for guest login. This makes it possible for unauthenticated attackers to bypass authentication and gain unauthorized access to customer support tickets by brute forcing the 6-digit OTP code.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| psmplugins | SupportCandy – Helpdesk & Customer Support Ticket System | up to 3.3.7 | — | No fix listed | CNA |
- SupportCandy – Helpdesk & Customer Support Ticket System Vendorpsmplugins Affected up to 3.3.7 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-10658
- 2026-10-03 Alias added: GHSA-532f-pqv9-9f5r
References
Other 4
- https://www.wordfence.com/threat-intel/vulnerabilities/id/2b11670a-f6e4-4555-ab76-4223f0194517?source=cve
- https://plugins.trac.wordpress.org/browser/supportcandy/tags/3.3.7/includes/class-wpsc-current-user.php#L820
- https://plugins.trac.wordpress.org/browser/supportcandy/tags/3.3.7/includes/models/class-wpsc-email-otp.php#L348
- https://plugins.trac.wordpress.org/changeset/3364335/
More psmplugins vulnerabilities
- TI-2026-51470 WordPress SupportCandy plugin <= 3.5.1 - Broken Authentication vulnerability CVSS 3.1HIGH 8.2
- TI-2026-39629 WordPress SupportCandy plugin <= 3.4.6 - Insecure Direct Object References (IDOR) vulnerability CVSS 3.1HIGH 7.6
- TI-2026-20439 WordPress SupportCandy plugin <= 3.4.4 - Broken Access Control vulnerability CVSS 3.1MEDIUM 5.3
- TI-2026-00475 SQL injection in psmplugins SupportCandy – Helpdesk & Customer Support Ticket System CVSS 3.1MEDIUM 6.5
- TI-2026-67401 SupportCandy <= 3.5.3 - Authenticated (Custom+) SQL Injection via 'sort_by' Parameter CVSS 3.1MEDIUM 6.5
- TI-2026-67400 SupportCandy <= 3.5.3 - Authenticated (Subscriber+) Stored Cross-Site Scripting via 'name' Parameter CVSS 3.1MEDIUM 6.4
Sources
- CVE-2025-10658 · CVE Program
- CVE-2025-10658 · NVD
- FIRST EPSS
- GHSA-532f-pqv9-9f5r · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences