CVE-2026-21893
High
Description
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.
SeverityHigh
CVSS7.2
Exploit probability—
Product
N8n
PublishedFeb 4, 2026
First seenFeb 4, 2026
How to fix
Update
- n8n n8n1.120.3 or later
- n8n1.120.3 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| n8n n8n | 0.187.0 ≤ v < 1.120.3 | 1.120.3 |
| n8nnpm | 0.187.0 ≤ v < 1.120.3 | 1.120.3 |
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