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Mastering Modern Web Penetration Testing
book

Mastering Modern Web Penetration Testing

by Prakhar Prasad
October 2016
Intermediate to advanced
298 pages
5h 49m
English
Packt Publishing
Content preview from Mastering Modern Web Penetration Testing

Stored XSS

Stored or persistent XSS is a sub-type of XSS vulnerability and differs from reflected XSS by the fact that it is persistent in nature. It means that the payload, once inserted into a page, will stay and execute permanently on the page. This is sneakier than its reflected counterpart as most of the time the victim is simply unaware of the fact that a malicious code is running inside the affected website, making it a perfect choice for XSS worms. I hope some of you may be aware of the Samy worm which exploited a weak XSS filter in MySpace to create a persistent XSS scenario in which thousands of victims unknowingly executed the wormable JavaScript code, which further spread the code. Stored XSS vulnerability is pretty common in places ...

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Publisher Resources

ISBN: 9781785284588