CVE-2025-61908: Icinga

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.

Affected products

• Icinga Icinga: from 2.10.0, before 2.13.13 (fixed in 2.13.13); from 2.14.0, before 2.14.7 (fixed in 2.14.7); from 2.15.0, before 2.15.1 (fixed in 2.15.1)

Published 2025-10-16. Last modified 2026-10-09.