npm (Node.js)

lodash Known Vulnerabilities & Fixes

lodash has 6 known security vulnerabilities in npm (Node.js). Upgrade to version 4.18.0 or later to resolve all known issues. Data sourced from OSV, enriched with EPSS exploit probability and CISA KEV.

6 Vulnerabilities

Low Immediate Risk

No actively exploited vulnerabilities detected. Monitor and update in your next maintenance window.

Recommended safe version: 4.18.0

Upgrading to 4.18.0 or later resolves all 6 known vulnerabilities in lodash. Run: npm install lodash@4.18.0

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Total

Critical

High

Medium

Low

Security Summary

7 affected version ranges have been identified across these 6 advisories.
100% of known issues have a published fixed version.
Highest exploit-probability (EPSS) score for lodash: 0.7%.
Remediation: npm update lodash

Vulnerabilities

6 unique vulnerabilities — sorted by exploitation risk (KEV → EPSS → CVSS). Click a CVE/GHSA ID for full details. First disclosed Jul 10, 2019, most recently Jan 21, 2026 (2387 days apart).

CVE / GHSA	Severity	CVSS	EPSS	Summary	Affected	Fixed In
CVE-2021-23337 Command Injection in lodash	HIGH	7.2	0.74%	Command Injection in lodash	All versions	4.18.0, 4.17.21
CVE-2020-28500 Regular Expression Denial of Service (ReDoS) in lodash	MEDIUM	5.3	0.25%	Regular Expression Denial of Service (ReDoS) in lodash	All versions	4.17.21
CVE-2025-13465 Lodash has Prototype Pollution Vulnerability in `_.unset` and `_.omit` functions	MEDIUM	6.5	0.03%	Lodash has Prototype Pollution Vulnerability in `_.unset` and `_.omit` functions	All versions	4.17.23
CVE-2019-10744 Prototype Pollution in lodash	CRITICAL	9.1	—	Prototype Pollution in lodash	All versions	4.17.12
CVE-2020-8203 Prototype Pollution in lodash	HIGH	7.4	—	Prototype Pollution in lodash	All versions	4.17.19
CVE-2019-1010266 Regular Expression Denial of Service (ReDoS) in lodash	MEDIUM	6.5	—	Regular Expression Denial of Service (ReDoS) in lodash	All versions	4.17.11

About This Data

Vulnerability data for lodash is sourced from the Open Source Vulnerability (OSV) database, aggregating reports from GitHub Advisory Database, NIST NVD, and ecosystem-specific sources.

CVSS (Common Vulnerability Scoring System) scores reflect exploitability and impact. EPSS (Exploit Prediction Scoring System) scores indicate the probability of exploitation within the next 30 days. Vulnerabilities marked with are listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.