Vulnerability · Published Jul 11, 2026 · Assigned by Wordfence
CVE-2026-1832ThriveDesk <= 2.1.7 - Missing Authorization to Authenticated (Subscriber+) Cache Deletion
Medium 4.3
In plain English
A medium-severity missing authorization in Agentic Help Desk Plugin for WordPress – Live Chat, AI Chatbot & Ticketing – ThriveDesk from thrivedesk. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 29% of all known vulnerabilities).
Official description
The ThriveDesk – Live Chat, AI Chatbot, Helpdesk & Knowledge Base plugin for WordPress is vulnerable to unauthorized cache deletion due to a missing capability check on the 'thrivedesk_clear_cache' AJAX action in all versions up to, and including, 2.1.7. This makes it possible for authenticated attackers, with Subscriber-level access and above, to clear the plugin's cache.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| thrivedesk | Agentic Help Desk Plugin for WordPress – Live Chat, AI Chatbot & Ticketing – ThriveDesk | 0 – through 2.1.7 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/ec4bc1d4-2f14-4f3e-85ed-8737c56f905c?source=cve
- https://plugins.trac.wordpress.org/browser/thrivedesk/trunk/includes/helper.php#L238
- https://plugins.trac.wordpress.org/browser/thrivedesk/tags/2.1.5/includes/helper.php#L238
- https://cwe.mitre.org/data/definitions/862.html
- https://plugins.trac.wordpress.org/changeset?reponame=&old=3512748%40thrivedesk&new=3512748%40thrivedesk
- https://plugins.trac.wordpress.org/browser/thrivedesk/tags/2.2.0/includes/helper.php#L238