CLI
Find and fix JavaScript code, open source libraries, and container vulnerabilities in your projects and pipelines.
AppSec for JS
From your first line of code to your last npm dependency, Snyk keeps your JavaScript applications secure right from your IDE, CLI, and Git workflows.
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Snyk secures vulnerabilities in your JavaScript code and npm libraries right from your IDE, Git repos, and CLI.
Run Snyk in your CLI, or seamlessly integrate with your IDE and Git repos.
Snyk continuously monitors your apps for vulnerabilities in real time.
Apply in-line, AI-powered security fixes in your IDE or merge fix PRs.
Snyk supports a variety of JavaScript package managers, frameworks, libraries, and IDEs.
By building security scanning and fix advice into your CLI, IDE, and Git repos, developers can move faster and security teams spend less time on low level reviews.
Find and fix JavaScript code, open source libraries, and container vulnerabilities in your projects and pipelines.
Scan your JavaScript code in real-time and get AI-powered, in-line fix suggestions directly in your favorite IDEs, including Visual Studio Code and Eclipse.
Ship secure JavaScript code with Snyk’s PR vulnerability checks, one-click fixes, and continuous monitoring.
Find and fix JavaScript vulnerabilities with Snyk for free.
No credit card required.
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By using Snyk, you agree to abide by our policies, including our Terms of Service and Privacy Policy.
Based on Snyk’s scan data, the average JavaScript project has 47 vulnerabilities. Learn about the top JavaScript code and open source vulnerabilities that are most likely to appear in your projects based on Snyk scan results and security research.
Snyk Top 10 JavaScript Code Vulnerabilities
Read the reportSnyk Top 10 JavaScript OSS Vulnerabilities
Read the reportLearn how to secure your applications against common JavaScript vulnerabilities via interactive, self-paced lessons.
Check out our cheat sheets and blogs for best practices for keeping your JavaScript projects secure.
Snyk supports your favorite languages, so you can secure your applications throughout the SDLC.
Secure your applications with Snyk’s vulnerability scanning and fix advice.
No credit card required.
Or Sign up with Azure AD Docker ID Bitbucket
By using Snyk, you agree to abide by our policies, including our Terms of Service and Privacy Policy.
JavaScript is not inherently unsafe, but it is possible for developers to introduce vulnerabilities to their JavaScript code if they are not experienced with Security in the language, or are working without the help of security tools like Snyk
JavaScript vulnerabilities include XSS, CSRF, injection attacks, prototype pollution, and more. To learn more about JavaScript vulnerabilities and how to fix them, check out Snyk Learn.
Snyk scans your JavaScript applications for vulnerabilities in real time and provides suggested fix advice for quick remediation.
Snyk can identify JavaScript code, open source libraries, and container vulnerabilities. Examples of JavaScript vulnerabilities include DOM cross-site scripting, no rate limiting, and directory traversal.
Snyk integrates easily in your existing tools and workflows throughout the SDLC, including the CLI, IDE, Git repos, and container registries. Snyk supports JavaScript IDEs including WebStorm, Visual Studio Code, and Eclipse, so you can find and fix JavaScript vulnerabilities in-line with suggested fix advice. Snyk integrates with your favorite SCMs to provide continuous repo monitoring, PR scans, and suggested fix PRs.