CVE-2026-30121
Remotion: arbitrary file write vulnerability
remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.
- Record
CVE-2026-30121- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-123
- Updated
- 2026-11-02
EUVDEUVD-2026-36744
remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.
- Record
EUVD-2026-36744- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-g6pc-6676-c23j
Remotion: arbitrary file write vulnerability
remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.
- Record
GHSA-g6pc-6676-c23j- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-123
- Updated
- 2026-11-02
NVD
remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.
- Record
CVE-2026-30121- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-123
- Updated
- 2026-11-02
OSV
remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.
- Record
CVE-2026-30121- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Updated
- 2026-11-02
OSVGHSA-g6pc-6676-c23j
Remotion: arbitrary file write vulnerability
remotion-dev remotion v4.0.409 was discovered to contain an arbitrary file write vulnerability.
- Record
GHSA-g6pc-6676-c23j- CVSS 3.1
- 9.1 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H - Weakness
- CWE-123
- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
remotionnpm |
before 4.0.410 | 4.0.410 |
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-30121 is a critical vulnerability (CVSS 9.1) in Remotion, published June 15, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 25th percentile. Fixed in remotion 4.0.410.
References
github.com/EaEa0001/security-advisories/blob/main/CVE-2026-30121.md
nvd.nist.gov/vuln/detail/CVE-2026-30121