What are the security considerations when implementing Markdown rendering?

Jul 28, 2021 ... Reflected cross-site scripting. A reflected XSS vulnerability happens when unsanitized user input from a URL or web form is directly used ( ... Apr 10, 2025 ... Cross-site scripting (XSS). A cross-site scripting (XSS) attack is one in which an attacker is able to get a target site to execute malicious ... As the name implies, a persistent XSS attack is stored/persisted on the vulnerable server itself. Unlike a reflected attack, where the malicious script is sent ... Apr 15, 2025 ... Reflected XSS occurs when a web application processes unvalidated user input and immediately reflects it in an HTTP response, often as part of ... Oct 30, 2014 ... The method DoFoo() in FooController.cs sends unvalidated data to a web browser on line 112, which can result in the browser executing malicious code. Mar 24, 2021 ... I will show you how I could leverage an XSS vulnerability using XHR request to make the attacker be a Super Admin on the victim account! To discover your vulnerability to cross-site scripting attacks, the simplest methods are performing manual penetration testing or using a vulnerability scanner. Jul 21, 2020 ... Cross-site scripting, often abbreviated as XSS, is a type of attack in which malicious scripts are injected into websites and web applications ... Aug 21, 2024 ... There are 3 basic types of XSS: reflected, stored and DOM based. Stored XSS is an attack on a site that allows user to submit and store HTML in some way. Mar 30, 2023 ... Overview. Cross-Site Scripting (XSS) is a type of security vulnerability in web applications that enables an attacker to insert malicious code ...