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Multiple choice › Invalid forwarding and redirecting

Invalid forwarding and redirecting

1. Invalid forwarding and redirecting

A site redirects users to whatever address is in the URL parameter 'next', without checking it. What is the risk?

  1. Users can be sent to a malicious site that looks legitimate
  2. The user's password will be hashed twice
  3. The site will load more slowly
  4. The database will become corrupted
Answer

A

Unvalidated redirects/forwards let attackers craft links on a trusted domain that bounce victims to a phishing site. Validate against an allow-list.