{"id":"CVE-2026-74045","published":"2026-10-13T14:17:41.160","lastModified":"2026-10-15T15:49:21.457","description":"Wazuh from 3.12.0 before 4.14.8 contains a heap buffer overflow in fim_generate_alert() where full_log is sized from input but written bounded by OS_MAXSTR. An enrolled agent can send a crafted FIM syscheck event to corrupt manager heap memory and deterministically crash wazuh-analysisd, causing a fleet-wide detection outage.","cvssScore":7.1,"cvssSeverity":"HIGH","cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H","cwes":["CWE-122"],"vendors":[],"products":[],"references":[{"url":"https://github.com/wazuh/wazuh/releases/tag/v4.14.8","tags":[]},{"url":"https://github.com/wazuh/wazuh/security/advisories/GHSA-gc4j-j9fg-4cfr","tags":[]},{"url":"https://www.vulncheck.com/advisories/wazuh-3.12.0-before-4.14.8-heap-buffer-overflow-in-wazuh-analysisd-fim-decoder","tags":[]},{"url":"https://github.com/wazuh/wazuh/security/advisories/GHSA-gc4j-j9fg-4cfr","tags":[]}],"exploitRefs":[{"url":"https://github.com/wazuh/wazuh/releases/tag/v4.14.8","tags":[]},{"url":"https://github.com/wazuh/wazuh/security/advisories/GHSA-gc4j-j9fg-4cfr","tags":[]},{"url":"https://github.com/wazuh/wazuh/security/advisories/GHSA-gc4j-j9fg-4cfr","tags":[]}],"hasPoc":true,"ai":null}