In an authorization code injection attack, the attacker attempts to inject a stolen authorization code into the attacker's own session with the client. The aim is to associate the attacker's session at the client with the victim's resources or identity.
OAuth 2.0 Security Best Current Practice (draft 25) (SecBCP, section 4.5)
This threat is considered fully mitigated if all the test cases from the following test set succeed.
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