CVE-2026-21893

critical · 9.4

n8n is an open source workflow automation platform. From version 0.187.0 to before 1.120.3, a command injection vulnerability was identified in n8n’s community package installation functionality. The issue allowed authenticated users with administrative permissions to execute arbitrary system commands on the n8n host under specific conditions. This issue has been patched in version 1.120.3.

9.4

CVSS

1.4%

EPSS (exploit prob.)

71st

EPSS percentile

2026-02-04

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-20CWE-78

Affected products

Vendor	Product	Affected versions
n8n	n8n	>= 0.187.0, < 1.120.3

Check a specific version with /api/v1/cve/match.

References

https://github.com/n8n-io/n8n/commit/ae0669a736cc496beeb296e115267862727ae838
https://github.com/n8n-io/n8n/security/advisories/GHSA-7c4h-vh2m-743m

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-21893