CVE-2021-20087

HIGH

jquery-deparam 0.5.1 - Prototype Pollution

Title source: llm
STIX 2.1

Description

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in jquery-deparam 0.5.1 allows a malicious user to inject properties into Object.prototype.

Scores

CVSS v3 8.8
EPSS 0.0213
EPSS Percentile 79.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-1321
Status published
Products (2)
acemetrix/jquery-deparam 0.5.1
npm/jquery-deparam 0npm
Published Apr 23, 2021
Tracked Since Feb 18, 2026