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Another researcher with a taste for LastPass , researcher Martin Vigo , uncovered the latest issue , and it ’s the 2FA bit of the story that explains the angst .
 the latest issue: vulnerability; researcher Martin Vigo: discoverer; LastPass: vulnerable system; researcher: discoverer
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:
 the latest issue: vulnerability; researcher Martin Vigo: discoverer; LastPass: vulnerable system; researcher: discoverer