CRLF Injection in React.js—A Practical, Developer-First Guide If you’re shipping React apps that talk to APIs, CRLF Injection is a risk worth eliminating early. While most modern browsers and frameworks guard against raw \r\n (carriage return + line feed) in HTTP headers, vulnerable backends, proxies, and edge cases still let malicious input trigger HTTP response […]
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XSSI Attack in React.js: What It Is and How to Crush It (with Code) Cross-Site Script Inclusion (XSSI) is a sneaky class of data-leak bugs where an attacker’s page loads your sensitive endpoints as if they were scripts (e.g., via <script src=”https://api.example.com/me”>). If your API returns JSON that can be interpreted as JavaScript—or if the
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Weak API Authentication in React.js — 10 Best Fixes with Real Code Weak API Authentication in React.js is one of the fastest ways attackers pivot from a harmless UI to full data exfiltration. In this guide, we’ll unpack what “Weak API Authentication in React.js” actually looks like, how it gets exploited, and 10 best fixes
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7 Best Ways to Stop Session Replay Attack in React.js What is a “Session Replay Attack in React.js”? A Session Replay Attack in React.js happens when code (often a third-party “session recording” script) captures the DOM, clicks, mouse moves, keystrokes, and network events from your React SPA—sometimes including sensitive fields. If such a script is
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10 Best Ways to Prevent XML Injection in React.js XML Injection in React.js is a sneaky class of bugs that shows up when apps parse or render untrusted XML—often from integrations (payment gateways, feeds, SSO metadata), file uploads, or rich-text imports. While React escapes text by default, developers can still introduce injection risks via unsafe
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Web Cache Deception Attack in React.js — A Deep-Dive with Code (and Practical Fixes) If your React app uses CDNs, proxies, or aggressive browser caching, you might be one misconfiguration away from a Web Cache Deception Attack in React.js. In this guide, we’ll break down how the attack works in modern React stacks (CSR, SSR/SSG,
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JWT Attacks in React.js — what you’re really defending against JWTs (JSON Web Tokens) are compact, signed tokens used to authenticate React SPAs with APIs. They’re convenient—but if implemented carelessly, JWT Vulnerability in React.js can lead to account takeover, session fixation, and replay. This post focuses on practical, minimal changes that close common gaps without
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OAuth Misconfiguration in React.js: Best 10 Fixes (+ Code) If you’re building a modern SPA, OAuth Misconfiguration in React.js is one of those quiet problems that only shows up after users complain—or after an attacker does something noisy. In this guide, we’ll walk through the Best 10 developer-focused fixes for OAuth Misconfiguration in React.js, show
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Business Logic Vulnerabilities in React.js — A Practical, Developer-First Guide If you build modern front ends, you’ve probably wrestled with Business Logic Vulnerabilities in React.js—bugs that let users bend the rules of your app without exploiting a classic code injection. These issues are subtle, often slip through code review, and aren’t caught by dependency scanners.
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Best 7 Methods for CSP Bypass in React.js: Secure Your App Now When building modern web applications with React.js, security must always be a top priority. One of the most critical security features for any frontend app is the Content Security Policy (CSP). However, despite its intended protections, CSP Bypass in React.js has emerged as
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