CVE-2026-38329

Critical severity, CVSS 9.8. EPSS: 0.7% chance of exploitation in the next 30 days.

Bludit CMS before version 3.18.4 allows Remote Code Execution (RCE) via the API Plugin. The POST /api/files/{key} endpoint in bl-plugins/api/plugin.php fails to perform authorization checks and lacks file extension validation. An attacker with a valid API token can upload a malicious PHP script and execute arbitrary code on the server.

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