1560
Among the vulnerabilities fixed by QNAP in this latest firmware version , released on March 21 , are three command injection flaws in the web user interface that can be exploited to gain remote command execution on a vulnerable device as administrative user ( root ) .
 patch vulnerability: fixed
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: fixed