How severe is CVE-2025-3942?

CVE-2025-3942 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-3942 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3942?

CVE-2025-3942 primarily affects Tridium Niagara. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2025-3942?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-3942 have an EU (EUVD) identifier?

Yes. CVE-2025-3942 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16130.

When was CVE-2025-3942 published?

CVE-2025-3942 was published on 2025-05-22 and last updated on 2026-06-17.

CVE-2025-3942

CVE-2025-3942 is a medium-severity vulnerability in Tridium Niagara with a CVSS 3.x base score of 4.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-116.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (15th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-16130
Weakness: CWE-116
Affected product: Tridium Niagara
Published: 2025-05-22
Last modified: 2026-06-17

Description

Improper Output Neutralization for Logs 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 4.14.2, before 4.15.1, before 4.10.11; Niagara Enterprise Security: before 4.14.2, before 4.15.1, before 4.10.11. Tridium recommends upgrading to Niagara Framework and Enterprise Security versions 4.14.2u2, 4.15.u1, or 4.10u.11.

Frequently asked questions

What is CVE-2025-3942?: Improper Output Neutralization for Logs 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 4.14.2, before 4.15.1, before 4.10.11; Niagara Enterprise Security: before 4.14.2, before 4.15.1, before 4.10.11. Tridium recommends upgrading to Niagara Framework and Enterprise Security versions 4.14.2u2, 4.15.u1, or 4.10u.11.
How severe is CVE-2025-3942?: CVE-2025-3942 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-3942 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (15th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3942?: CVE-2025-3942 primarily affects Tridium Niagara. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2025-3942?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-3942 have an EU (EUVD) identifier?: Yes. CVE-2025-3942 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-16130.
When was CVE-2025-3942 published?: CVE-2025-3942 was published on 2025-05-22 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:tridium:niagara:4.10u10:*:*:*:*:*:*:*
cpe:2.3:a:tridium:niagara:4.14u1:*:*:*:*:*:*:*
cpe:2.3:a:tridium:niagara:4.15:*:*:*:*:*:*:*
cpe:2.3:a:tridium:niagara_enterprise_security:4.10u10:*:*:*:*:*:*:*
cpe:2.3:a:tridium:niagara_enterprise_security:4.14u1:*:*:*:*:*:*:*
cpe:2.3:a:tridium:niagara_enterprise_security:4.15:*:*:*:*:*:*:*

More vulnerabilities in Tridium Niagara

CVE-2017-16748 — Critical (CVSS 9.8): An attacker can log into the local Niagara platform (Niagara AX Framework Versions 3.8 and prior or Niagara 4 Framework…
CVE-2025-3937 — High (CVSS 7.7): Use of Password Hash With Insufficient Computational Effort vulnerability in Tridium Niagara Framework on Windows,…
CVE-2025-3945 — High (CVSS 7.2): Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') vulnerability in Tridium Niagara…
CVE-2025-3944 — High (CVSS 7.2): Incorrect Permission Assignment for Critical Resource vulnerability in Tridium Niagara Framework on QNX, Tridium…
CVE-2017-16744 — High (CVSS 7.2): A path traversal vulnerability in Tridium Niagara AX Versions 3.8 and prior and Niagara 4 systems Versions 4.4 and…
CVE-2025-3938 — Medium (CVSS 6.8): Missing Cryptographic Step vulnerability in Tridium Niagara Framework on Windows, Linux, QNX, Tridium Niagara…

All CVEs affecting Tridium Niagara →

Other CWE-116 vulnerabilities

CVE-2025-55730 — Critical (CVSS 10.0): XWiki Remote Macros provides XWiki rendering macros that are useful when migrating content from Confluence. Starting in…
CVE-2025-55729 — Critical (CVSS 10.0): XWiki Remote Macros provides XWiki rendering macros that are useful when migrating content from Confluence. Starting in…
CVE-2023-47143 — Critical (CVSS 10.0): IBM Tivoli Application Dependency Discovery Manager 7.3.0.0 through 7.3.0.10 is vulnerable to HTTP header injection,…
CVE-2023-26472 — Critical (CVSS 9.9): XWiki Platform is a generic wiki platform. Starting in version 6.2-milestone-1, one can execute any wiki content with…
CVE-2022-41934 — Critical (CVSS 9.9): XWiki Platform is a generic wiki platform offering runtime services for applications built on top of it. Any user with…
CVE-2022-36100 — Critical (CVSS 9.9): XWiki Platform Applications Tag and XWiki Platform Tag UI are tag applications for XWiki, a generic wiki platform.…

Browse all CWE-116 vulnerabilities →