{"id":"CVE-2024-27923","aliases":["GHSA-f6g2-h7qv-3m5v"],"url":"https://o3.security/vulnerability/CVE-2024-27923","summary":"Remote Code Execution by uploading a phar file using frontmatter","details":"Grav is a content management system (CMS). Prior to version 1.7.43, users who may write a page may use the `frontmatter` feature due to insufficient permission validation and inadequate file name validation. This may lead to remote code execution. Version 1.7.43 fixes this issue.","published":"2024-03-06T20:28:46.695Z","modified":"2026-08-08T03:46:53.664425635Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"getgrav/grav","fixedVersion":"1.7.43"}],"fix":{"url":"https://github.com/getgrav/grav/commit/e3b0aa0c502aad251c1b79d1ee973dcd93711f07","label":"getgrav/grav@e3b0aa0"},"references":[{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/27xxx/CVE-2024-27923.json"},{"type":"ADVISORY","url":"https://github.com/getgrav/grav/security/advisories/GHSA-f6g2-h7qv-3m5v"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-27923"},{"type":"FIX","url":"https://github.com/getgrav/grav/commit/e3b0aa0c502aad251c1b79d1ee973dcd93711f07"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-08T03:46:53.664425635Z"}}