CVE-2021-23566 (Medium) detected in nanoid-3.1.23.tgz

[mend-bolt-for-github]

CVE-2021-23566 - Medium Severity Vulnerability

Vulnerable Library - nanoid-3.1.23.tgz

A tiny (108 bytes), secure URL-friendly unique string ID generator

Library home page: https://registry.npmjs.org/nanoid/-/nanoid-3.1.23.tgz

Path to dependency file: /wp-content/themes/twentytwentyone/package.json

Path to vulnerable library: /wp-content/themes/twentytwentyone/node_modules/nanoid/package.json,/wp-content/themes/twentynineteen/node_modules/nanoid/package.json,/wp-content/themes/twentytwenty/node_modules/nanoid/package.json

Dependency Hierarchy:

• postcss-8.3.0.tgz (Root Library)
  • ❌ nanoid-3.1.23.tgz (Vulnerable Library)

Found in base branch: main

Vulnerability Details

The package nanoid from 3.0.0 and before 3.1.31 are vulnerable to Information Exposure via the valueOf() function which allows to reproduce the last id generated.

Publish Date: 2022-01-14

URL: CVE-2021-23566

CVSS 3 Score Details (5.5)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Local
  • Attack Complexity: Low
  • Privileges Required: Low
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: None
  • Availability Impact: None

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Release Date: 2022-01-14

Fix Resolution (nanoid): 3.1.31

Direct dependency fix Resolution (postcss): 8.3.1

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