CVE-2026-30121: Remotion

Critical severity, CVSS 9.1. EPSS: 0.5% chance of exploitation in the next 30 days.

remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.

Affected products

• Remotion Remotion: version 4.0.409 only

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