osTicket vulnerabilities

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Published CVEs affecting osTicket products: 2 record(s), with severity, exploitation and fixes.

Exploited only (KEV) →

CVE-2026-14871 High · 7.1 CWE-863 Jul 17, 2026

osTicket v1.18.3 - v1.17.7 - BOLA/IDOR in ticket field viewing allows cross-department data disclosure

osTicket versions v1.18.3 and v1.17.7 contain a Broken Object Level Authorization (BOLA) leading to Insecure Direct Object Reference (IDOR) in the AJAX ticket-management subsystem.

CVE-2026-36214 Medium · 6.4 CWE-79 Jul 14, 2026

Cross-site Scripting (XSS) in osTicket

osTicket versions from 1.10 up to 1.17.7 and from 1.18.0 up to 1.18.3 are vulnerable to a stored XSS due to a vulnerable Bootstrap Tooltip component and insufficient HTML sanitization, allowing remote attackers to execute arbitrary JavaScript in Agent or Admin sessions.