CVE-2026-67307 Wazuh before 5.0.0-beta3 Cluster Attribution Spoofing via Inventory Sync

Wazuh 5.0.0-beta1 fixed in 5.0.0-beta3 does not validate or override the clustername and clusternode fields in inventory-sync Start FlatBuffer messages, while validating only the agentid against the authenticated agent identity. This allows a low-privileged enrolled agent to spoof cluster...

CVE-2026-67307

Wazuh 5.0.0-beta1 is affected by a vulnerability in inventory-sync Start FlatBuffer messages where cluster_name and cluster_node are not validated or overridden, while agentid is validated. This enables a low-privileged enrolled agent to spoof cluster attribution in indexed inventory and vulnerab...

CVE-2026-56699 Wazuh Manager - NDJSON Injection in inventory_sync via Agent-Controlled DataValue.index

Wazuh Manager before 5.0.0-beta3 fails to escape the DataValue.index field when constructing OpenSearch bulk requests, allowing enrolled agents to inject arbitrary NDJSON operations. Attackers can smuggle delete, index, or update operations into bulk requests executed under the manager's admin...

EUVD-2026-42261

Wazuh wazuh-modulesd before 5.0.0-beta3 contains a null pointer dereference vulnerability in inventorysync 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...

CVE-2026-56401

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CVE-2026-56401

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CVE-2026-56401

CVE-2026-56401 entry is rejected/withdrawn by the CNA and does not represent an active vulnerability.

CVE-2026-56401 Wazuh - NULL Pointer Dereference in inventory_sync DataValue FlatBuffer Handling

Wazuh wazuh-modulesd before 5.0.0-beta3 contains a null pointer dereference vulnerability in inventorysync 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...