medium6.9
CVE-2026-59786
Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication.
Impact
Zabbix Server and Proxy accept the active agent heartbeat message regardless of the configured PSK or certificate authentication. This means someone with access to the Zabbix trapper port can report an arbitrary host using an active agent as available, resulting in a loss of integrity.
Affected packages
This record carries no package version data, so it cannot be matched against a dependency list automatically. Read the advisory and compare your version by hand.