Mar 24, 2023 · Yes you could make a custom script to handle it but that would be too much work, you can make use of a package like DOMPurify to clean the user-generated content before it …

Feb 14, 2023 · Check event.key (keyCode is deprecated) and use event.preventDefault() to stop the character from being entered. if (event.key === '-') { event.preventDefault(); Well, you …

Mar 29, 2016 · When you try to enter something in the input box, it fires some events (keydown, keypress, input, keyup, change). React must be listening to one or more of these events and …

ReactJS provides several ways to prevent XSS attacks. Sanitize user input: Sanitizing user input helps prevent malicious scripts from being injected into the page. For example, you can use …

Aug 6, 2021 · Prevent Command Injection Attack. There are several methods, best practices, and coding guidelines you can follow to prevent a command injection attack on your application. …

Apr 26, 2025 · Attach the onFocus and onBlur event handlers to the input element. Perform actions within these handlers, such as: Displaying visual cues (e.g., highlighting the input …

Jun 16, 2022 · You can sanitize the input by defining the blacklist regex which contains the patterns not allowed by the input and then replaced the part of input string with empty string if …

Sep 4, 2020 · This article shows why it was developed, how it handles user-controlled inputs, and what you should do to prevent cross-site scripting when working with React’s type, props, and …

If there is no way to avoid re-rendering (for example, if PageContent depends on the search input’s value), useDeferredValue lets you keep the controlled input responsive even in the …

Apr 23, 2025 · Understand what XSS (cross-site scripting) is and how you can prevent an XSS attack on your React application.