CVE-2018-3719
HIGH8.8EPSS 0.54%Prototype Pollution in mixin-deep
Published: 7/26/2018Modified: 4/28/2026
Description
mixin-deep node module before 1.3.1 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.
Affected packages (2)
- Debian/node-mixin-deepfrom 0, < 1.1.3-2
- npm/mixin-deepfrom 0, < 1.3.1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
References (6)
- ADVISORYhttps://github.com/advisories/GHSA-3mpr-hq3p-49h9
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2018-3719
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2018-3719
- WEBhttps://github.com/jonschlinkert/mixin-deep/commit/578b0bc5e74e14de9ef4975f504dc698796bdf9c
- WEBhttps://hackerone.com/reports/311236
- WEBhttps://www.npmjs.com/advisories/578