CVE-2021-20087 – jquery-deparam

Package

Manager: npm
Name: jquery-deparam
Vulnerable Version: >=0 <=0.5.3

Severity

Level: High

CVSS v3.1: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

EPSS: 0.01788 pctl0.82015

Details

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

Metadata

Created: 2021-05-24T19:53:01Z
Modified: 2025-08-14T22:15:23Z
Source: https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2021/05/GHSA-xg68-chx2-253g/GHSA-xg68-chx2-253g.json
CWE IDs: ["CWE-1321"]
Alternative ID: GHSA-xg68-chx2-253g
Finding: F390
Auto approve: 1