Thousands of n8n instances under threat from top security issue
Despite being patched weeks ago, Ni8mare is still plaguing almost 60,000 instances, new data claims.
<ul><li>Nearly 60,000 n8n instances remain exposed to Ni8mare CVE-2026-21858 flaw</li><li>Vulnerability allows unauthenticated remote server takeover; fixed in version 1.121.0</li><li>Shadowserver fo… [+2594 chars]