2195
The second critical vulnerability revolves around session fixation , which can allow an attacker to elevate privileges by impersonating another user in the system .
 ( discover vulnerability: revolves around,  The second critical vulnerability: vulnerability, session fixation: vulnerable system, allow an attacker to elevate privileges: capabilities, impersonating another user in the system: capabilities) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( discover vulnerability: revolves around,  The second critical vulnerability: vulnerability, session fixation: vulnerable system, allow an attacker to elevate privileges: capabilities, impersonating another user in the system: capabilities) 