CVE-2025-13465 (High) detected in lodash-4.17.21.tgz

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CVE-2025-13465 - High Severity Vulnerability

Vulnerable Library - lodash-4.17.21.tgz

Lodash modular utilities.

Library home page: https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz

Path to dependency file: /package.json

Path to vulnerable library: /package.json

Dependency Hierarchy:

• ❌ lodash-4.17.21.tgz (Vulnerable Library)

Found in base branch: csl

Vulnerability Details

Lodash versions 4.0.0 through 4.17.22 are vulnerable to prototype pollution in the _.unset and _.omit functions. An attacker can pass crafted paths which cause Lodash to delete methods from global prototypes.
The issue permits deletion of properties but does not allow overwriting their original behavior.
This issue is patched on 4.17.23

Publish Date: 2026-01-21

URL: CVE-2025-13465

CVSS 3 Score Details (7.2)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Changed
• Impact Metrics:
  • Confidentiality Impact: None
  • Integrity Impact: Low
  • Availability Impact: Low

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: GHSA-xxjr-mmjv-4gpg

Release Date: 2026-01-21

Fix Resolution: lodash-amd - 4.17.23,lodash - 4.17.23,lodash-es - 4.17.23