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Microsoft has released an emergency security update to patch below - reported crazy bad remote code execution vulnerability in its Microsoft Malware Protection Engine ( MMPE ) that affects Windows 7 , 8.1 , RT and 10 computers , as well as Windows Server 2016 operating systems .
 patch vulnerability: has released
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: has released