hoek node module before 4.2.0 and 5.0.x before 5.0.3 suffers from a Modification of Assumed-Immutable Data (MAID) vulnerability via 'merge' and 'applyToDefaults' functions, which allows a malicious user to modify the prototype of "Object" via __proto__, causing the addition or modification of an existing property that will exist on all objects.
| Package (Ecosystem) | Introduced | Fixed | Limit |
|---|---|---|---|
| hoek(npm) | 5.0.0 | 5.0.3 | N/A |
| hoek(npm) | 0 | 4.2.1 | N/A |
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