CVE-2026-23933

Name of the Vulnerable Software and Affected Versions Zabbix version 7.4

Description The cryptographic key used for signing Frontend sessions is incorrectly written to the database seed. This issue affects deployments that simultaneously use SAML authentication and guest users, allowing the key to be used to forge valid session cookies and potentially grant unauthorized access.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.