CVE-2026-36214

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.

CVSS v3.1

5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

CVSS v3.1

6.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

EPSS

0.33% chance of exploitation in the next 30 days, 26th percentile

Published

2026-07-14

Updated

2026-08-04

Proof-of-concept exploits (1)

• WesWrench/CVE-2026-362141★ · 2026-07-08

References

• CVE Record
• NVD entry

Related

• CVE-2026-36213
• CVE-2026-36226
• CVE-2026-36163
• CVE-2026-36227
• CVE-2026-36162
• CVE-2026-36228