Cross-Site Script _XSS_ Extract Here 😂

2 min readMay 28, 2024


In arabic video + english text translate (Web Application Penetration Testing Course)

XSS poses a significant threat to web security due to its ability to bypass traditional security measures and directly target users accessing vulnerable websites. Unlike other attacks that target servers or networks, XSS directly impacts users’ browsers, making it a potent tool for attackers.

Photo by Mika Baumeister on Unsplash

The impact of XSS attacks on website security and user data cannot be overstated. From stealing login credentials and personal information to executing unauthorized transactions, XSS can wreak havoc on both individuals and organizations.

Types of XSS Attacks

Now that we’ve established the fundamentals of XSS, let’s explore its various manifestations and attack vectors.

Reflected XSS

Reflected XSS attacks involve injecting malicious scripts into input fields or URLs, which are then reflected back to the user by the web application.

Stored XSS

Stored XSS, also known as persistent XSS, occurs when the injected script is permanently stored on the target server, making it accessible to all users who visit the affected page.

DOM-based XSS

DOM-based XSS, also known as client-side XSS, occurs when the malicious payload is executed as a result of modifying the Document Object Model (DOM) in the victim’s browser. Unlike reflected and stored XSS, which involve server-side processing, DOM-based XSS attacks take place entirely within the client’s browser environment.

Photo by FlyD on Unsplash

Cross-Site Scripting (XSS) poses a significant threat to web security and user privacy. By understanding the different types of XSS attacks, implementing effective mitigation techniques, and leveraging browser security features, developers and website administrators can reduce the risk of exploitation and protect their users from malicious scripts and content. It is imperative for organizations to stay vigilant against XSS attacks and continuously update their security measures to safeguard their websites and applications against evolving threats. By prioritizing web security and adopting best practices for XSS prevention, we can create a safer and more secure online environment for everyone.