1157
" On top of that , the weakness is related to the Struts OGNL language , which hackers are very familiar with , and are known to have been exploited in the past . "
 discover vulnerability: been exploited
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: been exploited