What is XPath injection attack?

XPath injection is a type of attack where a malicious input can lead to un-authorised access or exposure of sensitive information such as structure and content of XML document. It occurs when user’s input is used in the construction of the query string.

What is XML XPath injection?

The XPath injection is an injection attack very similar to SQL injection were a web application uses user-supplied data to construct a malicious XPath query for XML. The attacker can execute this injection by sending malicious information into the web application.

How do you define XPath?

XPath is defined as XML path. It is a syntax or language for finding any element on the web page using the XML path expression. XPath is used to find the location of any element on a webpage using HTML DOM structure.

Which is the best definition of XPath injection?

Definition – What does XPath Injection mean? XPath injection is an attack technique used in exploiting applications used for constructing XPath queries based on the user-provided inputs. It can be used directly by an application for querying an XML document, even as part of a larger process such as XSLT transformation to an XML document.

What are the vulnerabilities of the XPath query?

XPath injection vulnerabilities arise when user-controllable data is incorporated into XPath queries in an unsafe manner. An attacker can supply crafted input to break out of the data context in which their input appears and interfere with the structure of the surrounding query.

How to query an xpathdocument in C #?

C#. // Open the XML. docNav = new XPathDocument (@”c:\\books.xml”); Create an XPathNavigator from the document. The XPathNavigator object is used for read-only XPath queries. The XPath queries may return a resulting value or many nodes. C#. // Create a navigator to query with XPath. nav = docNav.CreateNavigator ();

How to create an XPath expression in C #?

The XPathNavigator object is used for read-only XPath queries. The XPath queries may return a resulting value or many nodes. C#. // Create a navigator to query with XPath. nav = docNav.CreateNavigator (); Create an XPath expression to find the average cost of a book. This XPath expression returns a single value.