Insertion of Sensitive Information into Log File in Checkmk GmbH's Checkmk versions <2.3.0p18, <2.2.0p35, <2.1.0p48 and <=2.0.0p39 (EOL) causes SNMP and IMPI secrets of host and folder properties to be written to audit log files accessible to administrators.

XSS in the view page with the SLA column configured in Checkmk versions prior to 2.3.0p14, 2.2.0p33, 2.1.0p47 and 2.0.0 (EOL) allowed malicious users to execute arbitrary scripts by injecting HTML elements into the SLA column title. These scripts could be executed when the view page was cloned by other users.

Least privilege violation and reliance on untrusted inputs in the mk_informix Checkmk agent plugin before Checkmk 2.3.0p12, 2.2.0p32, 2.1.0p47 and 2.0.0 (EOL) allows local users to escalate privileges.

Improper neutralization of livestatus command delimiters in mknotifyd in Checkmk <= 2.0.0p39, < 2.1.0p47, < 2.2.0p32 and < 2.3.0p11 allows arbitrary livestatus command execution.

Cross-Site request forgery in Checkmk < 2.3.0p8, < 2.2.0p29, < 2.1.0p45, and <= 2.0.0p39 (EOL) could lead to 1-click compromize of the site.

Privilege escalation in jar_signature agent plugin in Checkmk before 2.2.0p18, 2.1.0p38 and 2.0.0p39 allows local user to escalate privileges

Privilege escalation in mk_tsm agent plugin in Checkmk before 2.2.0p18, 2.1.0p38 and 2.0.0p39 allows local user to escalate privileges

Insufficient authentication flow in Checkmk before 2.2.0p18, 2.1.0p38 and 2.0.0p39 allows attacker to use locked credentials

Cross-site Request Forgery (CSRF) in Checkmk < 2.2.0p15, < 2.1.0p37, <= 2.0.0p39 allow an authenticated attacker to delete user-messages for individual users.

Improper neutralization of livestatus command delimiters in ajax_search in Checkmk <= 2.0.0p39, < 2.1.0p37, and < 2.2.0p15 allows arbitrary livestatus command execution for authorized users.