alert http any any -> [$HOME_NET,$HTTP_SERVERS] any (msg:"ET WEB_SPECIFIC_APPS Langflow auto-login Token Minting (CVE-2026-9198)"; flow:established,to_server; http.uri; content:"/api/v1/auto_login"; fast_pattern; http.header_names; content:!"authorization|0d 0a|"; nocase; content:!"cookie|0d 0a|"; nocase; reference:url,github.com/0xdak/cve-2026-9198_exploit; reference:cve,2026-9198; classtype:attempted-user; sid:2072661; rev:1; metadata:affected_product Langflow, attack_target Server, tls_state TLSDecrypt, created_at 2026_11_11, cve CVE_2026_9198, deployment Perimeter, deployment Internal, confidence Medium, signature_severity Major, tag Exploit, updated_at 2026_11_11, mitre_tactic_id TA0001, mitre_tactic_name Initial_Access, mitre_technique_id T1190, mitre_technique_name Exploit_Public_Facing_Application; target:dest_ip;)