4 articles tagged #siem
Wazuh 5.0 is not a standard upgrade. The manager cannot be upgraded in-place from any 4.x version -- you are doing a clean install. This checklist covers the full migration: agent inventory, manager rebuild, config migration, and post-migration verification.
How to lock down your wazuh cluster in 2026 after CVE-2026-25769 and CVE-2026-30893 — five concrete hardening steps for production deployments.
Wazuh 4.14.5 hid five security advisories in routine release notes. One is a pre-auth stack overflow on port 1514. Upgrade today — a PoC lands in late July.
Wazuh 5.0 beta rewrites agent state handling and replaces Filebeat with a native indexer connector. 4.x agents need upgrading before they reconnect. What changes, what breaks, and when stable lands.