PWPP
TCM Security Practical Web Pentest Professional (PWPP)
Race ConditionsEnglish
Exam overviewPractice session
A banking application transfers funds through a POST endpoint. Two simultaneous requests are sent to transfer the same $500 balance to different accounts. Both requests read the balance as $500 and proceed. This results in $1000 being transferred despite only $500 existing. What vulnerability class is this?
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