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Exploits
ID:12401 - Exploit for Information disclosure in n8n - CVE-2026-21858
ID:12401 - Exploit for Information disclosure in n8n - CVE-2026-21858
Published: February 13, 2026
Vulnerability identifier: #VU122486
Vulnerability risk: Medium
CVE-ID: CVE-2026-21858
CWE-ID: CWE-200
Exploitation vector: Remote access
Vulnerable software:
n8n
n8n
Link to public exploit:
Vulnerability description
The vulnerability allows a remote attacker to gain access to potentially sensitive information.
The vulnerability exists due to a logic error in certain form-based workflows. A remote non-authenticated attacker can view contents of files on the server.
Remediation
Install updates from vendor's website.