alert http $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"VEDAS CVE-2026-53995 MLflow - Unauthenticated Trace ID Path Traversal"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/mlflow/traces"; nocase; fast_pattern; http.request_body; content:"trace_id"; nocase; pcre:"/\x22trace_id\x22\s*:\s*\x22[^\x22]*\x2e\x2e[\x2f\x5c]/i"; classtype:web-application-attack; reference:cve,CVE-2026-53995; reference:url,https://www.exploit.observer/?keyword=CVE-2026-53995&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=mlflow&match=exact; sid:1093001; rev:1;)