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CVE-2025-64998 Session hijacking via exposed session signing secret in distributed Checkmk setups

🗓️ 24 Mar 2026 11:25:58Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 2 Views

A vulnerability in distributed Checkmk enables session hijacking via an exposed session signing secret in older versions.

Related
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2025-64998
24 Mar 202611:25
attackerkb
CNNVD
Checkmk 安全漏洞
24 Mar 202600:00
cnnvd
CVE
CVE-2025-64998
24 Mar 202611:25
cve
Cvelist
CVE-2025-64998 Session hijacking via exposed session signing secret in distributed Checkmk setups
24 Mar 202611:25
cvelist
EUVD
EUVD-2025-208958
24 Mar 202612:30
euvd
NVD
CVE-2025-64998
24 Mar 202612:16
nvd
OSV
UBUNTU-CVE-2025-64998
24 Mar 202612:16
osv
Positive Technologies
PT-2026-27382
24 Mar 202600:00
ptsecurity
RedhatCVE
CVE-2025-64998
26 Mar 202615:04
redhatcve
UbuntuCve
CVE-2025-64998
24 Mar 202612:16
ubuntucve
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08 Jul 2026 07:48Current
5.9Medium risk
Vulners AI Score5.9
CVSS 47.3
EPSS0.00334
2