Downloads Resources over HTTP in nw

published 2018-06-01 8 y ago modified 2026-06-17 4 mo ago also GHSA-hv96-xxx2-5v7w , EUVD-2019-0304

cvss: 8.1; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 1.7%; EPSS 1.7% chance of exploitation in 30 days, percentile 77%
public exploits: 0; none known

nw is an installer for nw.js. nw downloads zipped resources over HTTP, It may be possible to cause remote code execution (RCE) by swapping out the requested zip file with an attacker controlled binary if the attacker is on the network or positioned in between the user and the remote server.

Patch / fix

fixed in 1 links 1

npm nw 0.23.6-1

github.com/nwjs/npm-installer@adb4df1 commit

Exploit prediction

1.73% chance of exploitation in the next 30 days, higher than 77% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
NVD	3.0	8.1	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD	2.0	9.3	AV:N/AC:M/Au:N/C:C/I:C/A:C
GitHub	3.0	8.1	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
npm	nw	<0.23.6-1	0.23.6-1

Affected products

HackerOne nw node module

Classification

Weakness

CWE-311 Missing Encryption of Sensitive Data
CWE-310 Cryptographic Issues

References

github.com /nwjs/npm-installer/commit/adb4df1e012d38a3872578d484291b9af07aad5b
web
nodesecurity.io /advisories/166
third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2016-10588
advisory
github.com /advisories/GHSA-hv96-xxx2-5v7w
advisory
npmjs.com /advisories/166
web

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary