CVE-2026-30461: Thedaylightstudio Fuel CMS

High severity, CVSS 8.3. EPSS: 0.7% chance of exploitation in the next 30 days.

Daylight Studio FuelCMS v1.5.2 was discovered to contain an authenticated remote code execution (RCE) vulnerability via the /controllers/Installer.php and the function add_git_submodule.

Affected products

• Thedaylightstudio Fuel CMS: version 1.5.2 only

Published 2026-04-15. Last modified 2026-07-05.