alert http $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"VEDAS CVE-2026-92748 BC Security Empire - Upload Filename Path Traversal"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/api/v2/downloads"; nocase; fast_pattern; http.request_body; content:"filename="; nocase; pcre:"/filename=\x22?[^\x22&\r\n]*(\.\.(\x2f|\x5c|%2f))/i"; classtype:web-application-attack; reference:cve,CVE-2026-92748; reference:url,https://www.exploit.observer/?keyword=CVE-2026-92748&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=empire&match=exact; sid:1099609; rev:1;)