CVE-2025-57323
7.5 · HIGHOverview
CVE-2025-57323 is a high-severity vulnerability affecting regularjs mpregular. It was published on September 24, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from regularjs. Update mpregular to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| regularjs | mpregular | 0 | Affected |
Frequently Asked Questions
What is CVE-2025-57323?
CVE-2025-57323 is a high-severity vulnerability affecting regularjs mpregular. It was published on September 24, 2025 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2025-57323?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2025-57323?
Check the references section for vendor advisories and patches from regularjs. Update mpregular to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2025-57323?
CyberStrike's AI-powered security agents can automatically detect CVE-2025-57323 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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