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-2018-14731

The provided connected advisory for parcel-bundler identifies a concrete defect: versions before 1.10.0 of parcel-bundler’s WebSocket server lack origin validation for HMR, allowing a remote attacker to steal a developer’s source code via ws:// connections. This is caused by missing validation of...

CVE-2018-14730

An issue was discovered in Browserify-HMR. 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 server via a ws://127.0.0.1:3123/...

CVE-2018-14730

The CVE-2018-14730 entry concerns Browserify-HMR. Affected component: the WebSocket server used for Hot Module Replacement. Root cause: origin validation is missing, allowing any origin to receive HMR messages via ws://127.0.0.1:3123/ (or similar), enabling an attacker to access a developer’s cod...

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...