{"id":"CVE-2021-39203","details":"WordPress is a free and open-source content management system written in PHP and paired with a MySQL or MariaDB database. In affected versions authenticated users who don't have permission to view private post types/data can bypass restrictions in the block editor under certain conditions. This affected WordPress 5.8 beta during the testing period. It's fixed in the final 5.8 release.","modified":"2026-05-04T08:39:54.437893Z","published":"2021-09-09T22:15:09.683Z","withdrawn":"2026-05-04T08:39:54.437893Z","related":["GHSA-qxvw-qxm9-qvg6"],"references":[{"type":"ADVISORY","url":"https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-qxvw-qxm9-qvg6"},{"type":"REPORT","url":"https://hackerone.com/reports/1225282"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"5.8-beta1"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-39203.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"}]}