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According to researchers from Spanish outfit Hack Players , Google searches indicate 35 million web applications that accept " filetype : action " uploads and a high percentage of them are likely vulnerable .
 web applications: vulnerable system; researchers: discoverer; Spanish outfit Hack Players: discoverer; Google: 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:
 web applications: vulnerable system; researchers: discoverer; Spanish outfit Hack Players: discoverer; Google: discoverer