Advisory Database
  • Advisories
  • Dependency Scanning
  1. npm
  2. ›
  3. bmoor
  4. ›
  5. CVE-2021-23558

CVE-2021-23558: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

January 28, 2022 (updated February 4, 2022)

The package bmo is vulnerable to Prototype Pollution due to missing sanitization in set function.

References

  • github.com/b-heilman/bmoor/commit/29b0162cc1dc1791fc060891f568b0ae29bc542b
  • nvd.nist.gov/vuln/detail/CVE-2021-23558
  • snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/
  • snyk.io/vuln/SNYK-JS-BMOOR-2342622

Code Behaviors & Features

Detect and mitigate CVE-2021-23558 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions before 0.10.1

Fixed versions

  • 0.10.1

Solution

Upgrade to version 0.10.1 or above.

Impact 9.8 CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Source file

npm/bmoor/CVE-2021-23558.yml

Spotted a mistake? Edit the file on GitLab.

  • Site Repo
  • About GitLab
  • Terms
  • Privacy Statement
  • Contact

Page generated Wed, 14 May 2025 12:15:59 +0000.