CVE-2026-91851 MISP Dashboard Template ACL Bypass Due to VARCHAR-to-Integer Type Coercion in Permission Flag Comparison

Affected versions of MISP incorrectly filter dashboard templates that are restricted to a specific permission flag. DashboardsController::listTemplates allowed a template when either: - its restricttopermissionflag matched one of the current user’s permission flags, or - restricttopermissionflag...