CVE-2026-56401

GHSA-h67j-gxv6-33g4

Wazuh wazuh-modulesd before 5.0.0-beta3 contains a null pointer dereference vulnerability in inventory_sync FlatBuffer DataValue handling. An enrolled agent can send a verifier-valid DataValue message omitting the optional id field, causing wazuh-modulesd to crash when dereferencing data->id()->string_view() without null validation, resulting in denial of service.