PT-2026-57394 · Unknown · Thrivedesk

Legion Hunter · Published 2026-07-11 · Updated 2026-07-11 · CVE-2026-1832

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Name of the Vulnerable Software and Affected Versions ThriveDesk – Live Chat, AI Chatbot, Helpdesk & Knowledge Base versions prior to 2.1.8

Description Authenticated users with Subscriber-level access and above can perform unauthorized cache deletion. This is caused by a missing capability check on the thrivedesk clear cache AJAX action.

Recommendations Update ThriveDesk – Live Chat, AI Chatbot, Helpdesk & Knowledge Base to version 2.1.8 or later.

Fix

Missing Authorization

Weakness Enumeration

CWE-862

Related Identifiers

CVE-2026-1832

Affected Products

Thrivedesk

References · 9

• https://nvd.nist.gov/vuln/detail/CVE-2026-1832 · Security Note
• https://plugins.trac.wordpress.org/browser/thrivedesk/trunk/includes/helper.php#L238 · Note
• https://plugins.trac.wordpress.org/changeset?reponame=&old=3512748%40thrivedesk&new=3512748%40thrivedesk · Note
• https://cwe.mitre.org/data/definitions/862.html · Note
• https://wordfence.com/threat-intel/vulnerabilities/id/ec4bc1d4-2f14-4f3e-85ed-8737c56f905c?source=cve · Note
• https://twitter.com/CVEnew/status/2075869794058764507 · Twitter Post
• https://plugins.trac.wordpress.org/browser/thrivedesk/tags/2.1.5/includes/helper.php#L238 · Note
• https://plugins.trac.wordpress.org/browser/thrivedesk/tags/2.2.0/includes/helper.php#L238 · Note
• https://twitter.com/infoflowcloud/status/2075871742740815943 · Twitter Post