PT-2026-27382
CVE-2025-64998
·
Published
2026-03-24
·
Updated
2026-03-24
Description by
CVSS 4.0
7.3
HighMetricsAV:N/AC:L/AT:P/PR:H/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions
Checkmk versions prior to 2.4.0p23
Checkmk versions prior to 2.3.0p45
Checkmk version 2.2.0
Description
Exposure of the session signing secret allows an administrator of a remote site with config sync enabled to hijack sessions on the central site by forging session cookies.
Recommendations
Update to version 2.4.0p23 or later.
Update to version 2.3.0p45 or later.
Update to a version newer than 2.2.0.
Exploitability
Exploit
Fix
Impacts
Vendors
Affected products
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