{"id":"CVE-2018-3814","aliases":["GHSA-r342-vjc4-wrmj"],"url":"https://o3.security/vulnerability/CVE-2018-3814","summary":"Craft CMS PHP Code Injection Vulnerability","details":"Craft CMS 2.6.3000 allows remote attackers to execute arbitrary PHP code by using the \"Assets->Upload files\" screen and then the \"Replace it\" option, because this allows a .jpg file to have embedded PHP code, and then be renamed to a .php extension.","published":"2018-01-01T20:29:00.240Z","modified":"2026-10-24T10:30:44.549662718Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.01878,"percentile":0.77645,"asOf":"2026-08-16"},"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"craftcms/cms","fixedVersion":null}],"fix":null,"references":[{"type":"EVIDENCE","url":"https://github.com/Snowty/myCVE/blob/master/CraftCMS-2.6.3000/README.md"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3814"},{"type":"PACKAGE","url":"https://github.com/craftcms/cms"},{"type":"WEB","url":"https://web.archive.org/web/20170612231205/http://0day5.com/archives/4122"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:30:44.549662718Z"}}