CVE-2026-25769: Wazuh cluster insecure deserialization lets a compromised worker execute commands on the master node
Hakai Security Research Team disclosed CVE-2026-25769, an RCE flaw from insecure deserialization (CWE-502) in the cluster protocol of Wazuh up to version 4.14.1. A compromised worker node can run arbitrary commands on the master node. The researchers reported it through the GitHub Security Advisory program, and the Wazuh team acknowledged…