Back to Database
Status published
Critical
CVE-2025-26382
Johnson Controls Software House iSTAR Configuration Utility (ICU) Tool
Vulnerability Description
Under certain circumstances the iSTAR Configuration Utility (ICU) tool could have a buffer overflow issue
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-26382
Credits & Attribution
The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:
- Reid Wightman
References
More from Johnson Controls
View All →CVE-2025-61740
Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4, PowerG Origin Validation Error
High
7.2
CVE-2025-61739
Johnson Controls IQ Panels2, 2+, IQHub, IQPanel 4, PowerG reusing a nonce, key pair in encryption
High
7.2
CVE-2025-61738
Johnson Controls PowerG and IQPanel cleartext transmission of sensitive information
Low
2.3
CVE-2025-61736
iSTAR- Improper Validation of Certificate Expiration
High
7.1
CVE-2025-43876
iSTAR Ultra, Ultra SE, Ultra G2, Ultra G2 SE, iSTAR Edge G2 - Authenticated web application command injection - get8021xSettings
High
8.7
Affected Vendor
Johnson Controls
View all reports →Affected Software
iSTAR Configuration Utility (ICU)
Vulnerable Versions:
0
Timeline
Official Publish:
April 24th, 2025
Last Modified:
April 24th, 2025
Added to House:
July 22nd, 2026