CVE-2026-74034Wazuh 4.1.0 before 4.14.8 Arbitrary File Read via upgrade_custom Command

Descripción

Wazuh from 4.1.0 before 4.14.8 contains a missing origin check in wm_agent_upgrade that allows enrolled agents to issue upgrade_custom commands with attacker-controlled file_path. Attackers can inject an upgrade_custom message over the agent channel to read arbitrary files as root, exfiltrating /etc/shadow and client.keys.

Datos: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Se publican tal como los indican las fuentes, en inglés.

Productos y versiones afectados

Referencias y parches

• GitHub Security Advisory (GHSA-r7hm-43xr-477j) vendor-advisory
• Wazuh v4.14.8 Release Notes patchrelease-notes
• VulnCheck Advisory: Wazuh 4.1.0 before 4.14.8 Arbitrary File Read via upgrade_custom Command third-party-advisory