alert http $EXTERNAL_NET any -> $HOME_NET any (msg:"VEDAS CVE-2026-95656 changedetection.io - Server-Side Request Forgery"; flow:established,to_server; http.method; content:"POST"; http.uri; content:"/add-watch-ui/snapshot"; nocase; fast_pattern; http.request_body; content:"url="; nocase; content:"://"; classtype:web-application-attack; reference:cve,CVE-2026-95656; reference:url,https://www.exploit.observer/?keyword=CVE-2026-95656&match=exact; reference:url,https://subdomain.center/?engine=ammonites&keyword=changedetection&match=exact; sid:1071602; rev:1;)