CVE Catalog

CVE-2026-1832

MediumCVSS 4.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.20%

10th percentile - higher than 10% of all known CVEs

Summary

The ThriveDesk plugin for WordPress is vulnerable to unauthorized cache deletion due to a missing capability check in the 'thrivedesk_clear_cache' AJAX action. Authenticated attackers with Subscriber-level access and above can clear the plugin's cache.

Risk Assessment

The risk involves potential performance degradation and increased server load as unauthorized users can repeatedly clear the cache, impacting site availability.

Recommendation

Immediately update the ThriveDesk plugin to the latest available version that includes a security fix. Also verify that no user accounts have been compromised.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS