Detections
Analytics

CVE-2021-40663

critical

Description

deep.assign npm package 0.0.0-alpha.0 is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution').

References

https://www.npmjs.com/package/deep.assign

https://security.netapp.com/advisory/ntap-20220826-0002/

https://github.com/janbialostok/deep-assign/issues/1

Details

Source: Mitre, NVD

Published: 2022-06-30

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

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

Severity: Critical

EPSS

EPSS: 0.00115