Prototype Pollution

Affecting merge package, versions <1.2.1

low severity

Overview

merge is used to merge multiple objects into one object.

Affected versions of this package are vulnerable to Prototype Pollution via the merge.recursive function. It can be tricked into adding or modifying properties of the Object prototype. These properties will be present on all objects.

Remediation

Upgrade merge to version 1.2.1 or higher.

References

Do your applications use this vulnerable package?

Credit
asgerf
CVE
CVE-2018-16469
CWE
CWE-400
Snyk ID
SNYK-JS-MERGE-72553
Disclosed
28 Sep, 2018
Published
04 Nov, 2018