CVE-2025-70340

MEDIUMCVSS 6.5/10EPSS 0.22%

Last modified

CVE-2025-70340 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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. EPSS estimates a 0.22% chance of exploitation in the next 30 days.

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

EPSS Probability
0.22%

12.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
——n/a

References

Timeline

Published
Last Modified
Status
Deferred

Frequently Asked Questions

What is CVE-2025-70340?
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.
How severe is CVE-2025-70340?
CVE-2025-70340 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.22% probability of exploitation in the next 30 days.
How do I fix CVE-2025-70340?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

How Strix Helps

Related CVEs from 2025

Are you affected by CVE-2025-70340?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST