CVE-2025-70340

MediumCVSS 6.5/10Last modified Sep 9, 2026

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.

Metrics

CVSS 3.1 6.5/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Aug 26, 2026
Last modified
Sep 9, 2026
NVD status
Deferred

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CVE-2025-70340: Medium severity, CVSS 6.5 | Vulnix