High severity · published Feb 4, 2026
CVE-2026-21893
n8n Vulnerable to Command Injection in Community Package Installation
7.2
CVSS
1.6%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
High
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
N8
n8n · n8n-io
>= 0.187.0, < 1.120.3 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-21893
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-21893
Patch
https://github.com/n8n-io/n8n/commit/ae0669a736cc496beeb296e115267862727ae838
Vendor Advisory
https://github.com/n8n-io/n8n/security/advisories/GHSA-7c4h-vh2m-743m
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