CVE-2020-7644

PoC —

CVSS 3.1

8.1 high

EPSS

1%p67

Published

Apr 28, 2020 (Apr 28, 2020)

Modified

Jun 17, 2026

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.

Vendors: fun-map project
Products: fun-map
Weakness: CWE-1321
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.2%)

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