CVE-2025-64998
No fix known EPSS <1%CVSS 7.3
Exposure of session signing secret in Checkmk <2.4.0p23, <2.3.0p45 and 2.2.0 allows an administrator of a remote site with config sync enabled to hijack sessions on the central site by forging session cookies.
Products: Checkmk GmbH Checkmk
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Ubuntu 18.04 LTS | check-mk | no fix |
| Ubuntu Pro 16.04 LTS | check-mk | no fix |