ZDI-CAN-30086: ZDI-26-527: Wazuh Cluster DAPI Protocol Deserialization of Untrusted Data Remote Code Execution Vulnerability

Published Aug 11, 2026

Updated

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of Wazuh. An attacker must first obtain the ability to execute low-privileged code on a worker node in order to exploit this vulnerability. The ZDI has assigned a CVSS rating of 9.9. The following CVEs are assigned: CVE-2026-44901.

Affected Software

1 affected component

Wazuh Wazuh

Event History

Aug 11, 2026

Advisory Published

via ZDI·05:00 AM

Data Sourced

via ZDI·05:00 AM

Description

Frequently Asked Questions

What is the severity of ZDI-CAN-30086?

The severity of ZDI-CAN-30086 is rated at 9.9, indicating a critical vulnerability.

How do I fix ZDI-CAN-30086?

To fix ZDI-CAN-30086, upgrade to the latest version of Wazuh that addresses this deserialization vulnerability.

What impact does ZDI-CAN-30086 have on Wazuh installations?

ZDI-CAN-30086 allows network-adjacent attackers to execute arbitrary code on affected Wazuh installations.

Who can exploit ZDI-CAN-30086?

An attacker must first obtain the ability to execute low-privileged code on a worker node to exploit ZDI-CAN-30086.

What kind of vulnerability is ZDI-CAN-30086 classified as?

ZDI-CAN-30086 is classified as a remote code execution vulnerability due to deserialization of untrusted data.