Security Advisory

CVE-2025-70340

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-08-26 00:00:00

Last updated 2026-09-01 18:41:27

Assigner mitre

CVSS score 6.5

State PUBLISHED

Description

A Broken Access Control vulnerability exists in ThingsBoard Professional Edition (PE) 4.21 and below, within the Alarms comments functionality. An authenticated customer user can manipulate the respective API request parameters to create or modify system-generated alarm comments. This allows unauthorized impersonation of system messages and modification of trusted system-owned data, resulting in vertical privilege escalation and potential integrity violations.

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