CVE-2025-13827: Mautic

High severity, CVSS 8.8. EPSS: 0.4% chance of exploitation in the next 30 days.

Summary Arbitrary files can be uploaded via the GrapesJS Builder, as the types of files that can be uploaded are not restricted. ImpactIf the media folder is not restricted from running files this can lead to a remote code execution.

Affected products

• Mautic Mautic

Published 2025-12-02. Last modified 2026-06-17.