2301
Administrators need to update the popular Java application framework or put workarounds in place because the vulnerability is actively being targeted in attacks .
 ( patch vulnerability: need to update,  the popular Java application framework: vulnerable system, Administrators: releaser, the vulnerability: vulnerability) 
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: need to update,  the popular Java application framework: vulnerable system, Administrators: releaser, the vulnerability: vulnerability) 