Stormshield
Critical Authentication Bypass Vulnerability in n8n (CVE-2026-21858)
First seen 19 Jan 2026, 22:36 UTC
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A critical authentication bypass vulnerability has been identified in the n8n workflow automation platform, referenced as CVE-2026-21858. This flaw allows unauthorized access to workflows, potentially compromising sensitive data for users of the platform. The vulnerability poses significant risks to organizations relying on n8n for automation tasks.
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