Ron Currier writes: 

> Yes, obviously I know about webbugs, and yes, we put them on our e-mails
> (though we don't actually use the data for anything at this point and our
> privacy policy prohibits us from passing the individual data onto our
> clients). But I hardly consider them a "security risk". Invasion of privacy,

Actually, I'm aware of at least once instance where a bugged HTML E-mail was 
used to nail down a 'perp.  Although in this case a bug was used for legal 
purposes, obviously that does not always have to be the case. 


> maybe but that is a discussion for another time. As for rogue JavaScript,
> I don't see a problem since the browser doesn't do any HTML parsing on the
> image file, putting JavaScript into a fake .GIF won't do anything but create
> a broken image.

In the past several browsers were caught happily executing text/javascript, 
or whatever the actual MIME type is for .js, when it was loaded by an IMG 
tag. 

 


-- 
Sam 

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