Web application security - the fast guide 1.1 | Page 126

Chapter 6 - Attack execution (2) P a g e | 126 { $logged_in=1; } else { $logged_in=0; } Attack: Using the value of ( a’ || 1==1 || ‘a’==’a ) for user name and any password this will result in executing the following code: (this.username == ‘a’ || 1==1) || (‘a’==’a’ & this.password == ‘aaa’); 6.11 XPath injection XPath is a language to query XML document where expressions represents a sequence of steps that is required to navigate from one node of a document to another. The following is a listing of an XML based Data store Listing
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