🔐 CVE Alert

CVE-2026-118046

MEDIUM 6.4

JS Help Desk <= 5.0.2 - Authenticated (Subscriber+) Stored DOM-Based Cross-Site Scripting via 'jsticket_message' Ticket Field via VenoBox data-title

CVSS Score
6.4
EPSS Score
0.0%
EPSS Percentile
0th

The JS Help Desk – AI-Powered Support & Ticketing System plugin for WordPress is vulnerable to Stored DOM-Based Cross-Site Scripting via the 'jsticket_message' parameter in all versions up to, and including, 5.0.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. The payload fires specifically when an administrator or agent opens the affected ticket and the page initializes VenoBox, which reads the browser-decoded data-title attribute and passes it to jQuery .html(), making routine ticket review the trigger condition.

CWE CWE-79
Vendor rabilal
Product js help desk – ai-powered support & ticketing system
Published Nov 7, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

rabilal / JS Help Desk – AI-Powered Support & Ticketing System
0 ≤ 5.0.2

References

NVD ↗ CVE.org ↗ EPSS Data ↗
wordfence.com: https://www.wordfence.com/threat-intel/vulnerabilities/id/17f4961c-394b-46dc-b228-14ce81c92009?source=cve plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/js-support-ticket/tags/5.0.2/modules/ticket/tpls/admin_ticketdetail.php#L2160 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/js-support-ticket/tags/5.0.2/includes/js/venobox.js#L716 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/js-support-ticket/tags/5.0.2/modules/ticket/model.php#L1538 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/js-support-ticket/tags/5.0.2/modules/jssupportticket/model.php#L1650 plugins.trac.wordpress.org: https://plugins.trac.wordpress.org/browser/js-support-ticket/tags/5.0.2/modules/ticket/controller.php#L274 downloads.wordpress.org: https://downloads.wordpress.org/plugin/js-support-ticket.5.0.3.zip

Credits

UKO