Vendor
ljharb
8 known vulnerabilities.
Products
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Medium 5.3
qs.stringify with arrayFormat comma throws TypeError on array elements that cannot be coerced to a string
### Summary `qs.stringify` with `arrayFormat: 'comma'` throws `TypeError: Cannot convert object to primitive value` when an array element cannot be coerced to a string, such as an object with an own non-callable `toString` (`{ "toString": "x" }`) or a null-pr…
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Medium 6.5
traverse: set() can write to built-in prototypes via an untrusted path
traverse (npm) versions 0.3.6 through 0.3.9, 0.4.0 through 0.4.6, 0.5.0 through 0.5.2, and 0.6.0 through 0.6.11 allow prototype pollution through set(). When the path passed to set() crosses a primitive value, the next path segment is resolved on that primiti…
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Medium 5.3
qs.stringify throws TypeError on objects with a non-callable constructor.isBuffer property
### Summary `qs.stringify` throws a `TypeError` when it serializes an object whose own `constructor` property has a truthy, non-callable `isBuffer` member. `utils.isBuffer` duck-types buffers by calling `obj.constructor.isBuffer(obj)` after checking only that…
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Medium 5.3
qs.stringify crashes on null/undefined entries in comma-format arrays under encodeValuesOnly
### Summary `qs.stringify` throws `TypeError` when called with `arrayFormat: 'comma'` and `encodeValuesOnly: true` on an array containing `null` or `undefined`. The throw is synchronous and not handled by any of qs's null-related options (`skipNulls`, `strict…