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Rubin , who has previously dug up vulnerabilities in Mozilla ’s Bugzilla bug tracking system , e-commerce platform Magento , and WordPress , described the bug in depth in a blog post on Monday .
 Rubin: discoverer; vulnerabilities: vulnerability; Bugzilla bug tracking system: vulnerable system; e-commerce platform Magento: vulnerable system; WordPress: vulnerable system; Mozilla: vulnerable system owner
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: discover vulnerability 
  Option: vulnerable system owner, vulnerability, capabilities, time, vulnerable system version, discoverer, common vulnerabilities and exposures, supported platform, vulnerable system 
Text: {0} 
Answer:
 Rubin: discoverer; vulnerabilities: vulnerability; Bugzilla bug tracking system: vulnerable system; e-commerce platform Magento: vulnerable system; WordPress: vulnerable system; Mozilla: vulnerable system owner