What’s Vulnerable › Vulnerabilities

CVE-2026-114393: Trudesk through 1.2.11 Authorization Bypass via Ticket Update API Endpoints

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-10-21 · updated 2026-10-30
• Weakness: CWE-639

Description

Trudesk through 1.2.11 contains an authorization bypass vulnerability that allows any authenticated user to modify tickets outside their groups via PUT /api/v1/tickets/:id and PUT /api/v2/tickets/batch. Attackers can supply arbitrary ticket ObjectIds to change status, subject, group, priority or assignee, or mass-close tickets, since only the default tickets:update role grant is checked.

Affected products

• polonel/trudesk: through 1.2.11
• polonel/trudesk: through 1.2.11

References

• https://github.com/polonel/trudesk
• https://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/api/v1/tickets.js#L767-L883
• https://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/api/v2/tickets.js#L167-L197
• https://hackmd.io/@leediay/multiple-vuln-trudesk-1211
• https://www.vulncheck.com/advisories/trudesk-through-1.2.11-authorization-bypass-via-ticket-update-api-endpoints
• https://hackmd.io/@leediay/multiple-vuln-trudesk-1211

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