{"id":"CVE-2026-74030","published":"2026-10-13T14:17:39.470","lastModified":"2026-10-13T20:39:48.767","description":"Wazuh from 3.9.0 before 4.14.8 contains an uncontrolled YAML alias expansion vulnerability in yaml2json_node that allows a manager-controlled policy to exhaust agent memory. Attackers controlling the manager can push a small SCA policy with nested aliases via merged.mg to OOM-kill wazuh-modulesd on every agent in a group.","cvssScore":4.9,"cvssSeverity":"MEDIUM","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","cwes":["CWE-776"],"vendors":[],"products":[],"references":[{"url":"https://github.com/wazuh/wazuh/releases/tag/v4.14.8","tags":[]},{"url":"https://github.com/wazuh/wazuh/security/advisories/GHSA-x8v7-g49q-ff7j","tags":[]},{"url":"https://www.vulncheck.com/advisories/wazuh-3.9.0-before-4.14.8-memory-exhaustion-via-sca-yaml-alias-expansion","tags":[]}],"exploitRefs":[{"url":"https://github.com/wazuh/wazuh/releases/tag/v4.14.8","tags":[]},{"url":"https://github.com/wazuh/wazuh/security/advisories/GHSA-x8v7-g49q-ff7j","tags":[]}],"hasPoc":true,"ai":null}