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/ connection from any origin.

Score

CVSS 3.1 7.5 High

Status

Modified - cve@mitre.org

Published

2018-09-21

Last modified

2024-08-05

Weaknesses

CWE-200

Affected products

• Browserify-hot Module Replacement (Browserify-hot Module Replacement Project)

References

• https://blog.cal1.cn/post/Sniffing%20Codes%20in%20Hot%20Module%20Reloading%20Messages
• https://github.com/AgentME/browserify-hmr/issues/41