CVE-2026-30121 — CRITICAL (9.1)

Vulnerability Description

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

CVSS Score

9.1

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Remotion	Remotion	4.0.409

Related Weaknesses (CWE)

CWE-123

References

https://github.com/EaEa0001/security-advisories/blob/main/CVE-2026-30121.mdThird Party Advisory

FAQ

What is CVE-2026-30121?

CVE-2026-30121 is a vulnerability with a CVSS score of 9.1 (CRITICAL). remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.

How severe is CVE-2026-30121?

CVE-2026-30121 has been rated CRITICAL with a CVSS base score of 9.1/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-30121?

Check the references section above for vendor advisories and patch information. Affected products include: Remotion Remotion.