CVE-2017-6905: CONCRETE5

Medium severity, CVSS 6.1. EPSS: 1% chance of exploitation in the next 30 days.

An issue was discovered in concrete5 <= 5.6.3.4. The vulnerability exists due to insufficient filtration of user-supplied data (disable_choose) passed to the "concrete5-legacy-master/web/concrete/tools/files/search_dialog.php" URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.

Affected products

• CONCRETE5 CONCRETE5: up to and including 5.6.3.4

Published 2017-03-15. Last modified 2026-06-17.