Prototype Pollution in algoliasearch-helper before 3.6.2 via merge function in src/SearchParameters/index.jsSearchParameters._parseNumbers

CVE-2021-23433 · CRITICAL Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

The package algoliasearch-helper before 3.6.2 are vulnerable to Prototype Pollution due to use of the merge function in src/SearchParameters/index.jsSearchParameters._parseNumbers without any protection against prototype properties. Note that this vulnerability is only exploitable if the implementation allows users to define arbitrary search patterns.

Learn more about our User Device Pen Test.