Vulnerability in Tridium Niagara Enterprise Security
CVE-2025-3940
Improper Use of Validation Framework vulnerability in Tridium Niagara Framework on Windows, Linux, QNX, Tridium Niagara Enterprise Security on Windows, Linux, QNX allows Input Data Manipulation. This issue affects Niagara Framework: before…
EPSS: 0.003 (57.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.
Affected products
- Tridium Niagara Enterprise Security — versions 0
- Tridium Niagara Framework — versions 0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- honeywell.com/us/en/product-security (vendor-advisory)
- docs.niagara-community.com/category/tech_bull (vendor-advisory)
Frequently asked questions
- What is CVE-2025-3940?
- CVE-2025-3940 is a medium-severity vulnerability in Tridium Niagara Enterprise Security, classified under CWE-1173. CVSS score: 5.3/10. Published 2025-05-22.
- How severe is CVE-2025-3940?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2025-3940 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.