cvedb.io
CVE-2026-28220
HIGH · CVSS 8.4
EPSS exploitation probability: 0%
Published 2026-07-20T16:16:57.820 · Last modified 2026-07-20T18:16:50.857

Summary

Wazuh is a free and open source platform used for threat prevention, detection, and response. Prior to version 4.14.5, issues in the Cluster Distributed API (DAPI) handling allow a cluster peer, or any actor able to authenticate to the cluster channel using the shared cluster key, to make the master node deserialize an attacker-controlled callable and execute it under an attacker-controlled RBAC context. The cluster code in `framework/wazuh/core/cluster/common.py` deserializes JSON with `as_wazuh_object()`, which resolves any callable whose top-level package is wazuh or api (an overly broad allowlist controlled only by `ALLOWED_CALLABLES_PACKAGES`), and DAPI requests handled in framework/wazuh/core/cluster/dapi/dapi.py accept a client-supplied rbac_permissions value that `run_local()` appl

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.