Cybersecurity

PortSwigger Web Security Academy Walkthrough: User Role Can Be Modified in User Profile

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A PortSwigger Web Security Academy lab demonstrates a broken access control vulnerability that allows users to escalate their privileges by modifying their role ID in the user profile settings. This flaw permits regular users to gain unauthorized administrative access, underscoring the importance of server-side validation for security attributes like user roles. Developers must ensure that such critical data is not modifiable through client requests to prevent privilege escalation attacks.

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