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CVE-2021-42581

CRITICAL CVSS: 9.1 Published: 2022-05-10 Modified: 2026-06-17

Description

Prototype poisoning in function mapObjIndexed in Ramda 0.27.0 and earlier allows attackers to compromise integrity or availability of application via supplying a crafted object (that contains an own property "__proto__") as an argument to the function. NOTE: the vendor disputes this because the observed behavior only means that a user can create objects that the user didn't know would contain custom prototypes

Affected Platforms

Ramdajs Ramda

Weakness Type

CWE-1321

References