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Microsoft issued numerous bug fixes on its most recent Patch Tuesday , but according to the security firm 0patch , there were issues with one of the flaws for a critical vulnerability .
 patch vulnerability: issued
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: issued