CVE-2026-111676: Faveo Helpdesk through 2.0.3 Broken Access Control via /ticket/tooltip Endpoint

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-10-16 · updated 2026-10-16
Weakness: CWE-639

Description

Faveo Helpdesk through 2.0.3 contains a broken access control vulnerability that allows authenticated agents to read tickets in other departments via the getTooltip handler. Attackers can enumerate sequential ticketid values on GET /ticket/tooltip to read ticket conversations, including customer personal data and internal agent notes.

Affected products

faveosuite faveo-helpdesk: through 2.0.3

References

https://github.com/faveosuite/faveo-helpdesk/blob/v2.0.3/app/Http/Controllers/Agent/helpdesk/TicketController.php#L2356-L2374
https://github.com/faveosuite/faveo-helpdesk/blob/v2.0.3/routes/web.php#L350
https://hackmd.io/@hieuPenguinnn/faveo-helpdesk-ticket-tooltip-cross-department-idor
https://www.vulncheck.com/advisories/faveo-helpdesk-through-2.0.3-broken-access-control-via-ticket-tooltip-endpoint

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