3555
Recorded Future then ranked each vulnerability based upon how many web references linked the bug to at least one of 141 exploit kits , malicious software packages like Neutrino and RIG which abuse security flaws to infect users with TrickBot and other malware .
 discover vulnerability: ranked
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 discover vulnerability: ranked