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Patches were released last week for Foxit Reader 9.3 and Foxit PhantomPDF 9.3 to address a huge number of issues in the programs .
 patch vulnerability: were released
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 patch vulnerability: were released