CVE-2025-26382: Johnson Controls Istar Configuration Utility Icu

Critical severity, CVSS 9.3. EPSS: 0.6% chance of exploitation in the next 30 days.

Under certain circumstances the iSTAR Configuration Utility (ICU) tool could have a buffer overflow issue

Affected products

• Johnson Controls Istar Configuration Utility Icu: before 6.9.5 (fixed in 6.9.5)

Published 2025-04-24. Last modified 2026-06-17.