Security Advisory

CVE-2026-36214

5.4
MEDIUM

Vulnerability Description

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.
Published Date July 14, 2026
Official Source NIST NVD Advisory