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Authorization Bugs Are Everywhere — Here's Why We Keep Finding Them
A field note on why broken object-level authorization remains the most common critical finding in our API assessments.
The pattern behind the pattern
Almost every broken object-level authorization bug we find shares a root cause: an endpoint that checks whether a user is authenticated, but never checks whether they're authorized to access the specific resource they requested.
This class of bug survives code review because it doesn't look wrong in isolation — the code correctly requires a valid session. It's only wrong in context, when you ask 'authorized for what, exactly?'
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