What’s Vulnerable › Vulnerabilities

CVE-2026-14871: osTicket v1.18.3 - v1.17.7 - BOLA/IDOR in ticket field viewing allows cross-department data disclosure

• Severity: high (CVSS 7.1 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-17 · updated 2026-07-17
• Weakness: CWE-863

Description

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.

Affected products

• osticket/osticket: v1.18.3, v1.17.7

References

• https://fluidattacks.com/advisories/kyokai
• https://github.com/osTicket/osTicket/
• https://github.com/osTicket/osTicket/releases/tag/v1.17.8
• https://github.com/osTicket/osTicket/releases/tag/v1.18.4
• https://medium.com/p/1abb8be847e6

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