{"id":"CVE-2026-42204","summary":"Coolify: Authenticated RCE via SHELL_SAFE_COMMAND_PATTERN regression → host root","details":"Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. From 4.0.0-beta.471 through 4.0.0-beta.473, a regression in SHELL_SAFE_COMMAND_PATTERN allowed ampersands in custom Docker Compose build, start, and pre/post-deployment command fields, allowing an authenticated team member to inject shell commands that execute on the host. This issue is fixed in version 4.0.0-beta.474.","aliases":["GHSA-chg4-63hm-xv9x"],"modified":"2026-08-12T03:51:33.848049269Z","published":"2026-07-06T21:17:16.800Z","database_specific":{"cna_assigner":"GitHub_M","cwe_ids":["CWE-78"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42204.json"},"references":[{"type":"WEB","url":"https://github.com/coollabsio/coolify/releases/tag/v4.0.0-beta.474"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/42xxx/CVE-2026-42204.json"},{"type":"ADVISORY","url":"https://github.com/coollabsio/coolify/security/advisories/GHSA-chg4-63hm-xv9x"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42204"},{"type":"FIX","url":"https://github.com/coollabsio/coolify/commit/e1aac50b745cf499e710b7e35cd2a9d6a1538dd9"},{"type":"FIX","url":"https://github.com/coollabsio/coolify/pull/9684"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/coollabsio/coolify","events":[{"introduced":"914d7e0b50505bc1fd56c34974fca09ad354e92a"},{"fixed":"37518813a60596190b08f3df562e82cd77182a98"}],"database_specific":{"extracted_events":[{"introduced":"4.0.0-beta.471"},{"fixed":"4.0.0-beta.474"}],"source":"AFFECTED_FIELD"}}],"versions":["v4.0.0-beta.473","v4.0.0-beta.472","v4.0.0-beta.471"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-42204.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}