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Microsoft released a security update designed to patch remote code execution ( RCE ) and information disclosure vulnerabilities in its Microsoft Exchange Server 2019 , 2016 , and 2013 products .
 patch vulnerability: patch
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:
 patch vulnerability: patch