Vulnerability library
Security checkAugust 27, 2025

devalue prototype pollution vulnerability

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High severitynpmdevalue

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Description

A string passed to devalue.parse could represent an object with a __proto__ property, which would assign a prototype to an object while allowing properties to be overwritten:

Recommendation

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

  • Affected version(s): < 5.3.2
  • Patched version(s): 5.3.2

References

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