Vulnerability library
Security checkSeptember 25, 2025

mpregular vulnerable to prototype pollution

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High severitynpmmpregular

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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.

Recommendation

No fix is available yet. Followings are affected versions:

  • <= 0.2.0

References

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See something that needs correcting? Let us knowUpdated September 25, 2025