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.
CVE-2026-36214
MEDIUMPre-NVD 5.4Trending — 4 sources updated this weekElevated
5.4
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.4Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 5.4
- EG Score
- 0.0(none)
- EPSS
- 31.4%
- KEV
- Not listed
Published
July 14, 2026
Last Modified
July 15, 2026
Advisory Details (6)
Auto-updated Jul 16, 2026🔬 Proof of concept available. Patch available. Sources: github_commit, github_release.
generic🟡 PoC Available
GitHub - WesWrench/CVE-2026-36214: Stored Cross-Site Scripting (XSS) in osTicket via Vulnerable Bootstrap Tooltip Component · GitHub
https://github.com/WesWrench/CVE-2026-36214github_release Patch Available
v1.18.4
Patch available: osTicket/osTicket v1.18.4
https://github.com/osTicket/osTicket/releases/tag/v1.18.4github_release Patch Available
v1.17.8
Patch available: osTicket/osTicket v1.17.8
https://github.com/osTicket/osTicket/releases/tag/v1.17.8github_commit Patch Available
commit 5afdf5450ff5 (osTicket/osTicket)
Patch available: osTicket/osTicket v1.17.8 (contains commit 5afdf5450ff5)
https://github.com/osTicket/osTicket/commit/5afdf5450ff5c7d218447014b7abbb5f1e6dd42fVendor Advisories for CVE-2026-36214(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 6× in last 7d / 6× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 16:57 UTCEPSS rescore
- 2026-07-15 14:49 UTCMITRE cvelistV5CVSS v3 → 5.4 · severity → MEDIUM
- 2026-07-14 17:20 UTCNVD update
- 2026-07-14 16:40 UTCEG score recompute
- 2026-07-14 16:40 UTCMITRE cvelistV5first tracked
Related CVEs(same CWE)
Frequently asked(5)
What is CVE-2026-36214?
CVE-2026-36214 is a medium vulnerability published on July 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.
When was CVE-2026-36214 disclosed?
CVE-2026-36214 was first published in the National Vulnerability Database on July 14, 2026, with the most recent update on July 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-36214 actively exploited?
CVE-2026-36214 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 31.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2026-36214?
CVE-2026-36214 has a CVSS v3.1 base score of 5.4 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 0.0.
How do I remediate CVE-2026-36214?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-36214, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2026-36214
Is Your Infrastructure Affected by CVE-2026-36214?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.