Cross-Site Scripting (XSS) attacks are a type of injection, in which malicious scripts are injected into otherwise benign and trusted websites. XSS attacks occur when an attacker uses a web …

Oct 24, 2025 · Interactive cross-site scripting (XSS) cheat sheet for 2025, brought to you by PortSwigger. Actively maintained, and regularly updated with new vectors.

XSS attacks enable attackers to inject client-side scripts into web pages viewed by other users. A cross-site scripting vulnerability may be used by attackers to bypass access controls such as …

Cross-site scripting (XSS) is a client-side code injection attack where malicious code is attached to a legitimate website. When a victim loads the site, their browser runs the attacker’s code, …

Cross-site scripting (XSS) is a web vulnerability that allows attackers to inject malicious scripts into trusted websites. It targets users’ browsers, enabling session hijacking, credential theft, …

Cross-site Scripting attacks (XSS) can be used by attackers to undermine application security in many ways. It is most often used to steal session cookies, which allows the attacker to …

Dec 15, 2025 · A cross-site scripting (XSS) attack is one in which an attacker is able to get a target site to execute malicious code as though it was part of the website.

Nov 25, 2025 · Cross-Site Scripting (XSS) is a vulnerability in a web application that allows a third party to execute a script in the user's browser on behalf of the web application. Cross-site …

Cross-Site Scripting (XSS) is a misnomer. Originally this term was derived from early versions of the attack that were primarily focused on stealing data cross-site. Since then, the term has …

XSS is a security vulnerability that allows an attacker to inject malicious code into a web page viewed by other users, usually in a script. When other users view the compromised page, the …