{"id":"CVE-2018-19520","details":"An issue was discovered in SDCMS 1.6 with PHP 5.x. app/admin/controller/themecontroller.php uses a check_bad function in an attempt to block certain PHP functions such as eval, but does not prevent use of preg_replace 'e' calls, allowing users to execute arbitrary code by leveraging access to admin template management.","modified":"2026-08-07T11:31:19.250047181Z","published":"2018-11-25T20:29:00.337Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"introduced":"1.6"},{"last_affected":"1.6"}],"source":"CPE_STRING","vendor_product":"sdcms:sdcms","cpes":["cpe:2.3:a:sdcms:sdcms:1.6:*:*:*:*:*:*:*"]}]},"references":[{"type":"EVIDENCE","url":"https://blog.whiterabbitxyj.com/cve/SDCMS_1.6_code_execution.doc"},{"type":"EVIDENCE","url":"https://github.com/WhiteRabbitc/WhiteRabbitc.github.io/blob/master/cve/SDCMS_1.6_code_execution.doc"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/php/php-src","events":[{"introduced":"2c1949d4e7fb4248c2a6b95b45094951c3607c8d"},{"last_affected":"b0822792c8d4c8d535ea1beb8ea63025496668e7"}],"database_specific":{"source":"CPE_RANGE","cpe":"cpe:2.3:a:php:php:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"5.0.0"},{"last_affected":"5.6.38"}]}}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-19520.json"}}],"schema_version":"1.8.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}