Medium severity · published Jun 11, 2025
CVE-2025-26383
The iSTAR Configuration Utility (ICU) tool leaks memory, which could result in the unintended exposure of unauthorized data from the Windows PC that ICU is running on
6.3
CVSS
0.2%
EPSS
No
On KEV
Description
The iSTAR Configuration Utility (ICU) tool leaks memory, which could result in the unintended exposure of unauthorized data from the Windows PC that ICU is running on.
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
IC
iSTAR Configuration Utility (ICU) · Johnson Controls
through All · source: vendor
Affected product
IC
iSTAR Configuration Utility (ICU)
Johnson Controls
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-26383
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-26383
www.cisa.gov
https://www.cisa.gov/news-events/ics-advisories/icsa-25-146-01
www.johnsoncontrols.com
https://www.johnsoncontrols.com/trust-center/cybersecurity/security-advisories
More from iSTAR Configuration Utility (ICU)
9.3
CVE-2025-26382
Johnson Controls Software House iSTAR Configuration Utility (ICU) Tool
7.1
CVE-2025-26386
Stack-based Buffer Overflow in Johnson Controls iSTAR Configuration Utility (ICU) tool