CVE-2018-16487
UNKNOWN
Published 2019-02-01T18:00:00
Actions:
Expert Analysis
Professional remediation guidance
Get tailored security recommendations from our analyst team for CVE-2018-16487. We'll provide specific mitigation strategies based on your environment and risk profile.
No CVSS data available
Description
A prototype pollution vulnerability was found in lodash <4.17.11 where the functions merge, mergeWith, and defaultsDeep can be tricked into adding or modifying properties of Object.prototype.
Available Exploits
No exploits available for this CVE.
Related News
No news articles found for this CVE.
GitHub Security Advisories
Community-driven vulnerability intelligence from GitHub
Advisory Details
Versions of `lodash` before 4.17.11 are vulnerable to prototype pollution.
The vulnerable functions are 'defaultsDeep', 'merge', and 'mergeWith' which allow a malicious user to modify the prototype of `Object` via `{constructor: {prototype: {...}}}` causing the addition or modification of an existing property that will exist on all objects.
## Recommendation
Update to version 4.17.11 or later.
Affected Packages
npm
lodash
ECOSYSTEM:
≥0
<4.17.11
RubyGems
lodash-rails
ECOSYSTEM:
≥0
<4.17.11
CVSS Scoring
CVSS Score
7.5
References
Advisory provided by GitHub Security Advisory Database. Published: February 7, 2019, Modified: August 12, 2025
References
Published: 2019-02-01T18:00:00
Last Modified: 2024-08-05T10:24:32.702Z
Copied to clipboard!