{"id":"CVE-2020-12469","aliases":["GHSA-fmqq-hw9m-448q"],"url":"https://o3.security/vulnerability/CVE-2020-12469","summary":"Subrion CMS PHP Object Injection","details":"admin/blocks.php in Subrion CMS through 4.2.1 allows PHP Object Injection (with resultant file deletion) via serialized data in the subpages value within a block to blocks/edit.","published":"2020-04-29T21:15:12.007Z","modified":"2026-07-08T23:34:18.869023Z","cvss":{"score":6.5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"intelliants/subrion","fixedVersion":null}],"fix":null,"references":[{"type":"EVIDENCE","url":"https://github.com/belong2yourself/vulnerabilities/tree/master/Subrion%20CMS/Insecure%20Deserialization/Subpages%20-%20Authenticated%20PHP%20Object%20Injection"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2020-12469"},{"type":"WEB","url":"https://belong2yourself.github.io/vulnerabilities/docs/Subrion%20CMS/Insecure%20Deserialization/Subpages%20-%20Authenticated%20PHP%20Object%20Injection/readme"},{"type":"PACKAGE","url":"https://github.com/intelliants/subrion"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-07-08T23:34:18.869023Z"}}