Description

mpregular is a package that provides a small program development framework based on RegularJS. A Prototype Pollution vulnerability in the mp.addEventHandler function of mpregular version 0.2.0 and before allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

INFO

Published Date :

2025-09-24T00:00:00.000Z

Last Modified :

2025-09-24T20:20:12.386Z

Source :

mitre
AFFECTED PRODUCTS

The following products are affected by CVE-2025-57323 vulnerability.

Vendors Products
Regularjs
  • Mpregular
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-57323.

URL Resource
https://github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/mpregular%400.2.0/index.js cve-icon cve-icon
https://github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57323 cve-icon cve-icon
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CVSS Vulnerability Scoring System

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