VULNERABILITY INTELLIGENCE

CVE-2020-7644

CVSS score8.1 HIGH
EPSS probability1.22%
CISA KEVNot currently listed
Published2020-04-28
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

fun-map through 3.3.1 is vulnerable to Prototype Pollution. The function assocInM could be tricked into adding or modifying properties of 'Object.prototype' using a '__proto__' payload.

Weakness classification

  • CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Primary references