CVE-2018-14421: Seacms

High severity, CVSS 8.8. EPSS: 0.9% chance of exploitation in the next 30 days.

SeaCMS v6.61 allows Remote Code execution by placing PHP code in a movie picture address (aka v_pic) to /admin/admin_video.php (aka /backend/admin_video.php). The code is executed by visiting /details/index.php. This can also be exploited through CSRF.

Affected products

• Seacms Seacms: version 6.61 only

Published 2018-07-20. Last modified 2026-06-17.