Critical severityNVD Advisory· Published Feb 4, 2026· Updated Feb 5, 2026
n8n Has an Expression Escape Vulnerability Leading to RCE
CVE-2026-25049
Description
n8n is an open source workflow automation platform. Prior to versions 1.123.17 and 2.5.2, an authenticated user with permission to create or modify workflows could abuse crafted expressions in workflow parameters to trigger unintended system command execution on the host running n8n. This issue has been patched in versions 1.123.17 and 2.5.2.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
n8nnpm | < 1.123.17 | 1.123.17 |
n8nnpm | >= 2.0.0, < 2.5.2 | 2.5.2 |
Affected products
2Patches
Vulnerability mechanics
References
5- github.com/advisories/GHSA-6cqr-8cfr-67f8ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-25049ghsaADVISORY
- github.com/n8n-io/n8n/commit/7860896909b3d42993a36297f053d2b0e633235dghsax_refsource_MISCWEB
- github.com/n8n-io/n8n/commit/936c06cfc1ad269a89e8ef7f8ac79c104436d54bghsax_refsource_MISCWEB
- github.com/n8n-io/n8n/security/advisories/GHSA-6cqr-8cfr-67f8ghsax_refsource_CONFIRMWEB
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