November 2018
Beginner to intermediate
270 pages
7h 53m
English
On September 12th, 2015, a bug bounty hunter called Mahmoud Gamal discovered a reflected XSS in Google image search.
He discovered that when a user opens an image in Google with the option Open in new tab, Google launched a link with a vulnerable parameter, imgurl. An example of the link generated by Google is the next line:
http://www.google.com.eg/imgres?imgurl=https://lh3.googleusercontent.com/-jb45vwjUS6Q/Um0zjoyU8oI/AAAAAAAAACw/qKwGgi6q07s/w426-h425/Skipper-LIKE-A-BOSS-XD-fans-of-pom-29858033-795-634.png&imgrefurl=https://plus.google.com/103620070950422848649&h=425&w=426&tbnid=ForZveNKPzwSQM:&docid=OEafHRc2DBa9eM&itg=1&ei=9ID8VZufMYqwUfSBhKgL&tbm=isch ...
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