CVE-2022-46836: Checkmk

High severity, CVSS 8.8. EPSS: 1.1% chance of exploitation in the next 30 days.

PHP code injection in watolib auth.php and hosttags.php in Tribe29's Checkmk <= 2.1.0p10, Checkmk <= 2.0.0p27, and Checkmk <= 1.6.0p29 allows an attacker to inject and execute PHP code which will be executed upon request of the vulnerable component.

Affected products

• Checkmk Checkmk: version 2.1.0 only; version 2.0.0 only; version 1.6.0 only

Published 2023-02-20. Last modified 2026-06-17.