2499
A line of stuffed animals , these connected toys combine with a mobile application that was vulnerable due to a number of weak APIs , which did n’t verify who sent messages .
 discover vulnerability: was vulnerable
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: was vulnerable