CVE-2025-61909 Icinga 2 signals sent as root to processes based on PID file written by the Icinga 2 daemon user

🗓️ 16 Oct 2025 17:20:14Reported by GoogleType

osv🔗 osv.dev👁 3 Views

Icinga 2 unsafe reload and logrotate read the main process identifier from a daemon writable file and signal as root.

Reporter	Title	Published	Views	Family All 16
AlpineLinux	CVE-2025-61909	16 Oct 202518:15	–	alpinelinux
Circl	CVE-2025-61909	29 Oct 202520:52	–	circl
CNNVD	Icinga 2 安全漏洞	16 Oct 202500:00	–	cnnvd
CVE	CVE-2025-61909	16 Oct 202517:20	–	cve
Cvelist	CVE-2025-61909 Icinga 2 signals sent as root to processes based on PID file written by the Icinga 2 daemon user	16 Oct 202517:20	–	cvelist
Debian CVE	CVE-2025-61909	16 Oct 202517:20	–	debiancve
EUVD	EUVD-2025-34791	16 Oct 202517:20	–	euvd
NVD	CVE-2025-61909	16 Oct 202518:15	–	nvd
OSV	DEBIAN-CVE-2025-61909	16 Oct 202518:15	–	osv
OSV	OPENSUSE-SU-2025:15644-1 icinga2-2.15.1-1.1 on GA media	17 Oct 202500:00	–	osv

Source	Link
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2025/61xxx/CVE-2025-61909.json
github	www.github.com/Icinga/icinga2/security/advisories/GHSA-pg6g-g99v-mw46
nvd	www.nvd.nist.gov/vuln/detail/CVE-2025-61909
github	www.github.com/Icinga/icinga2/issues/10527
github	www.github.com/Icinga/icinga2/commit/51ec73cbd922a76fc0f60e1d8d33acd7caa5d587
icinga	www.icinga.com/blog/releasing-icinga-2-v2-15-1-2-14-7-and-2-13-13-and-icinga-db-web-v1-2-3-and-1-1-4

10 Apr 2026 05:32Current

6.8Medium risk

Vulners AI Score6.8

CVSS 44

EPSS0.00027