VYPR
High severity7.7NVD Advisory· Published Mar 10, 2020· Updated Jun 17, 2026

CVE-2020-5258

CVE-2020-5258

Description

In affected versions of dojo (NPM package), the deepCopy method is vulnerable to Prototype Pollution. Prototype Pollution refers to the ability to inject properties into existing JavaScript language construct prototypes, such as objects. An attacker manipulates these attributes to overwrite, or pollute, a JavaScript application object prototype of the base object by injecting other values. This has been patched in versions 1.12.8, 1.13.7, 1.14.6, 1.15.3 and 1.16.2

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Affected packages

Versions sourced from the GitHub Security Advisory.

PackageAffected versionsPatched versions
dojonpm
< 1.11.101.11.10
dojonpm
>= 1.12.0, < 1.12.81.12.8
dojonpm
>= 1.13.0, < 1.13.71.13.7
dojonpm
>= 1.14.0, < 1.14.61.14.6
dojonpm
>= 1.15.0, < 1.15.31.15.3
dojonpm
>= 1.16.0, < 1.16.21.16.2

Affected products

24

Patches

Vulnerability mechanics

References

16

News mentions

0

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