2394
Discovered by a security researcher who goes by the name of Zenofex , these security flaws have not been reported to Western Digital , are still unpatched , and with public exploit code is available for more than half of the vulnerabilities .
 ( patch vulnerability: are still unpatched,  the vulnerabilities: vulnerability, public exploit code: 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: are still unpatched,  the vulnerabilities: vulnerability, public exploit code: vulnerability) 