Missing Origin Validation

Overview Versions of webpack-dev-server before 3.1.10 are missing origin validation on the websocket server. This vulnerability allows a remote attacker to steal a developer's source code because the origin of requests to the websocket server that is used for Hot Module Replacement HMR are not...

Code Sniffing

webpack-dev-server is vulnerable to Code Sniffing. The code sniffing is possible because WebSocket server for HMR Hot Module Replacement does not validate the origin of the request, allowing unauthorised users to access HMR message sent by the WebSocket server via a ws://127.0.0.1:8080/ connectio...

CVE-2018-14732

An issue was discovered in lib/Server.js in webpack-dev-server before 3.1.6. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR Hot Module Replacement. Anyone can receive the HMR message sent by the WebSocket...

CVE-2018-14732

An issue was discovered in lib/Server.js in webpack-dev-server before 3.1.6. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR Hot Module Replacement. Anyone can receive the HMR message sent by the WebSocket...

Code injection

An issue was discovered in lib/Server.js in webpack-dev-server before 3.1.6. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR Hot Module Replacement. Anyone can receive the HMR message sent by the WebSocket...

CVE-2018-14732

An issue was discovered in lib/Server.js in webpack-dev-server before 3.1.6. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR Hot Module Replacement. Anyone can receive the HMR message sent by the WebSocket...

CVE-2018-14732

An issue was discovered in lib/Server.js in webpack-dev-server before 3.1.6. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR Hot Module Replacement. Anyone can receive the HMR message sent by the WebSocket...

CVE-2018-14732

CVE-2018-14732 affects webpack-dev-server before 3.1.6. The WebSocket server used for Hot Module Replacement does not validate the request origin, allowing any origin (including ws://127.0.0.1:8080/) to receive HMR messages. This can enable an attacker to access a developer’s source code from a p...

PT-2018-12689

Name of the Vulnerable Software and Affected Versions webpack-dev-server versions prior to 3.1.10 webpack-dev-server versions prior to 3.1.6 Description An issue in the WebSocket server used for Hot Module Replacement HMR allows attackers to steal a developer's source code because the origin of...

CVE-2018-14732: Improper Input Validation

An issue was discovered in lib/Server.js in webpack-dev-server before 3.1.6. Attackers are able to steal developer's code because the origin of requests is not checked by the WebSocket server, which is used for HMR Hot Module Replacement. Anyone can receive the HMR message sent by the WebSocket...