Vulnerability library
Security checkNovember 27, 2025

parse is vulnerable to prototype pollution

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Medium severitynpmparse

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Description

parse is a package designed to parse JavaScript SDK. A Prototype Pollution vulnerability in the SingleInstanceStateController.initializeState function of parse allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

Recommendation

Update the parse package to the latest compatible version. Followings are version details:

  • Affected version(s): < 7.0.0-alpha.1
  • Patched version(s): 7.0.0-alpha.1

References

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Related Issues

See something that needs correcting? Let us knowUpdated November 27, 2025