{"id":"CVE-2026-74034","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-74034","summary":"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…","details":"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.","published":"2026-10-13T14:17:40.087","modified":"2026-10-13T14:17:40.087","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/wazuh/wazuh/releases/tag/v4.14.8"},{"type":"WEB","url":"https://github.com/wazuh/wazuh/security/advisories/GHSA-r7hm-43xr-477j"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/wazuh-4.1.0-before-4.14.8-arbitrary-file-read-via-upgrade-custom-command"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-10-13T14:17:40.087"}}