CVE-2021-43156: Projectworlds Online Book Store Project In PHP

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

In ProjectWorlds Online Book Store PHP 1.0 a CSRF vulnerability in admin_delete.php allows a remote attacker to delete any book.

Affected products

• Projectworlds Online Book Store Project In PHP: version 1.0 only

Published 2021-12-22. Last modified 2026-06-17.