CVE-2026-1832: CWE-862 Missing Authorization in thrivedesk Agentic Help Desk Plugin for WordPress – Live Chat, AI Chatbot & Ticketing – ThriveDesk
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.
AI Analysis
Technical Summary
CVE-2026-1832 describes a missing authorization vulnerability (CWE-862) in the ThriveDesk – Live Chat, AI Chatbot, Helpdesk & Knowledge Base plugin for WordPress. The flaw exists in the 'thrivedesk_clear_cache' AJAX action, which lacks proper capability checks, allowing any authenticated user with Subscriber-level permissions or higher to clear the plugin's cache. This affects all versions up to and including 2.1.7. The vulnerability has a CVSS 3.1 base score of 4.3, indicating a medium severity impact primarily on integrity. No vendor advisory or patch information is available at this time.
Potential Impact
An authenticated attacker with Subscriber-level access or higher can clear the plugin's cache without proper authorization. This does not disclose sensitive information or cause denial of service but may disrupt normal plugin operations by removing cached data, potentially leading to degraded performance or temporary inconsistencies in the plugin's behavior.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict Subscriber-level access to trusted users only to reduce risk. Monitor for updates from the ThriveDesk vendor regarding patches or official mitigations.
CVE-2026-1832: CWE-862 Missing Authorization in thrivedesk Agentic Help Desk Plugin for WordPress – Live Chat, AI Chatbot & Ticketing – ThriveDesk
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.
CVSS v3.1
Score 4.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-1832 describes a missing authorization vulnerability (CWE-862) in the ThriveDesk – Live Chat, AI Chatbot, Helpdesk & Knowledge Base plugin for WordPress. The flaw exists in the 'thrivedesk_clear_cache' AJAX action, which lacks proper capability checks, allowing any authenticated user with Subscriber-level permissions or higher to clear the plugin's cache. This affects all versions up to and including 2.1.7. The vulnerability has a CVSS 3.1 base score of 4.3, indicating a medium severity impact primarily on integrity. No vendor advisory or patch information is available at this time.
Potential Impact
An authenticated attacker with Subscriber-level access or higher can clear the plugin's cache without proper authorization. This does not disclose sensitive information or cause denial of service but may disrupt normal plugin operations by removing cached data, potentially leading to degraded performance or temporary inconsistencies in the plugin's behavior.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is available, restrict Subscriber-level access to trusted users only to reduce risk. Monitor for updates from the ThriveDesk vendor regarding patches or official mitigations.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-02-03T14:48:59.230Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a51c78268715ace4321e445
Added to database: 07/11/2026, 04:33:06 UTC
Last enriched: 07/11/2026, 04:48:26 UTC
Last updated: 07/11/2026, 19:47:29 UTC
Views: 14
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