1532
Microsoft is aware of the zero - day , but it 's highly unlikely it will be able to deliver a patch until its next Patch Tuesday , which is scheduled in three days .
 ( patch vulnerability: deliver,  the zero - day: vulnerability, Microsoft: releaser, a patch: patch) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( patch vulnerability: deliver,  the zero - day: vulnerability, Microsoft: releaser, a patch: patch) 