alert http $EXTERNAL_NET any -> $HTTP_SERVERS $HTTP_PORTS (msg:"VEDAS CVE-2026-27826 Any MCP Tool Handler - - Server-Side Request Forgery"; flow:established,to_server; http.request_body; content:"{jsonrpc:2.0,id:1,method:initialize,params:{protocolVersion:"; nocase; fast_pattern; classtype:web-application-attack; reference:cve,CVE-2026-27826; reference:url,https://www.exploit.observer/?keyword=CVE-2026-27826&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=mcp&match=exact; sid:1011578; rev:1;)