{"id":"CVE-2021-3129","aliases":["GHSA-4qwp-7c67-jmcc"],"url":"https://o3.security/vulnerability/CVE-2021-3129","summary":"Unauthenticated remote code execution in Ignition","details":"Ignition before 2.5.2, as used in Laravel and other products, allows unauthenticated remote attackers to execute arbitrary code because of insecure usage of file_get_contents() and file_put_contents(). This is exploitable on sites using debug mode with Laravel before 8.4.2.","published":"2021-01-12T15:15:16.453Z","modified":"2026-07-09T01:30:48.668208Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.99943,"percentile":0.99971,"asOf":"2026-08-27"},"cisaKev":{"dateAdded":"2023-09-18","dueDate":"2023-10-09","knownRansomwareCampaignUse":true},"exploitsKnown":40,"affectedPackages":[{"ecosystem":"Packagist","name":"facade/ignition","fixedVersion":"2.5.2"},{"ecosystem":"Packagist","name":"facade/ignition","fixedVersion":"2.4.2"},{"ecosystem":"Packagist","name":"facade/ignition","fixedVersion":"1.16.14"},{"ecosystem":"Packagist","name":"facade/ignition","fixedVersion":"1.6.15"}],"fix":{"url":"https://github.com/facade/ignition/pull/334","label":"facade/ignition#334"},"references":[{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-3129"},{"type":"FIX","url":"https://github.com/facade/ignition/pull/334"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/162094/Ignition-2.5.1-Remote-Code-Execution.html"},{"type":"EVIDENCE","url":"http://packetstormsecurity.com/files/165999/Ignition-Remote-Code-Execution.html"},{"type":"EVIDENCE","url":"https://www.ambionics.io/blog/laravel-debug-rce"}],"provenance":{"sources":["OSV.dev","CISA KEV","FIRST.org (EPSS)"],"lastVerified":"2026-07-09T01:30:48.668208Z"}}