webpack-dev-server vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary
CVE-2026-9595Mediumwebpack-dev-server: webpack-dev-server vulnerable to HMR WebSocket interception via permissive user proxiesCVE-2026-6402Mediumwebpack-dev-server: webpack-dev-server vulnerable to cross-origin source code exposure on non-HTTPS originsCVE-2025-30360Mediumwebpack-dev-server: webpack-dev-server users' source code may be stolen when they access a malicious web site with…CVE-2025-30359Mediumwebpack-dev-server: webpack-dev-server users' source code may be stolen when they access a malicious web siteCVE-2018-14732Highwebpack-dev-server: Missing Origin Validation in webpack-dev-server

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