High severityNVD Advisory· Published Sep 24, 2025· Updated Sep 24, 2025
CVE-2025-57323
CVE-2025-57323
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
mpregularnpm | <= 0.2.0 | — |
Affected products
2- mpregular/mpregulardescription
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-xx4g-r65p-3qf2ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2025-57323ghsaADVISORY
- github.com/VulnSageAgent/PoCs/blob/main/JavaScript/prototype-pollution/mpregular%400.2.0/index.jsghsaWEB
- github.com/VulnSageAgent/PoCs/tree/main/JavaScript/prototype-pollution/CVE-2025-57323ghsaWEB
News mentions
0No linked articles in our index yet.