Description

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.

INFO

Published Date :

2026-03-24T11:25:58.183Z

Last Modified :

2026-03-25T03:55:50.621Z

Source :

Checkmk
AFFECTED PRODUCTS

The following products are affected by CVE-2025-64998 vulnerability.

Vendors Products
Checkmk
  • Checkmk
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-64998.

URL Resource
https://checkmk.com/werk/18954 cve-icon cve-icon
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CVSS Vulnerability Scoring System

Detailed values of each vector for above chart.
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SS Confidentiality
SS Integrity
SS Availability