High severity7.5NVD Advisory· Published Sep 21, 2018· Updated Jun 17, 2026
CVE-2018-14730
CVE-2018-14730
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
browserify-hmrnpm | < 0.4.0 | 0.4.0 |
Affected products
1Patches
Vulnerability mechanics
References
6- blog.cal1.cn/post/Sniffing%20Codes%20in%20Hot%20Module%20Reloading%20MessagesnvdExploitThird Party AdvisoryWEB
- github.com/AgentME/browserify-hmr/issues/41nvdThird Party AdvisoryWEB
- github.com/advisories/GHSA-77q4-m83q-w76vghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2018-14730ghsaADVISORY
- blog.cal1.cn/post/Sniffing%20Codes%20in%20Hot%20Module%20Reloading%20Messages)ghsaWEB
- www.npmjs.com/advisories/726ghsaWEB
News mentions
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