Medium severity · published Jul 23, 2026
CVE-2026-11804
Program Module Vulnerability
5.2
CVSS
0.2%
EPSS
No
On KEV
Description
Improper handling of insufficient permissions or privileges vulnerability in Tridium Niagara Framework on Windows, Linux, QNX, Tridium Niagara Enterprise Security on Windows, Linux, QNX allows Privilege Abuse.
This issue affects Niagara Framework: before 4.14.6, before 4.15.5; Niagara Enterprise Security: before 4.14.6, before 4.15.5.
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
Attack vector
Adjacent
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 15% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
NE
Niagara Enterprise Security · Tridium
before 4.14.6; before 4.15.5 · source: vendor
NF
Niagara Framework · Tridium
before 4.14.6; before 4.15.5 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-11804
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-11804
www.honeywell.com
https://www.honeywell.com/us/en/product-security
www.tridium.com
https://www.tridium.com/us/en/product-security
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