CVE-2026-36214 in osTicket

Summary

by MITRE • 07/14/2026

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.

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• Responsible: MITRE
• Reservation: 04/06/2026
• Disclosure: 07/14/2026
• Moderation: accepted
• Entry: VDB-378384
• CPE: ready
• CWE: CWE-79 (confirmed)
• CVSS: 3.5 (VulDB)
• EPSS: 0.00000
• KEV: no
• Activities: very low
• Sector: Pharma, Police, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-36214
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-36214
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-36214/