Frame Injection Fun

Frame injection vulnerabilities, although some people might consider them the same as HTML injection/XSS or even a subset, they really are not the same. Here is why:

There is no need to inject special control characters such as angle brackets (unlike HTMLi/XSS)
HTMLi/XSS filtering routines will not project against frame injection since the attacker only needs to insert a URL in the non-sanitized parameter

The best way to explain what I mean is to show an example. [...]

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