Prototype Pollution Affecting merge package, versions <1.2.1
Snyk CVSS
Attack Complexity
High
Privileges Required
High
User Interaction
Required
Threat Intelligence
Exploit Maturity
Mature
EPSS
0.11% (45th
percentile)
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Test your applications- Snyk ID SNYK-JS-MERGE-72553
- published 4 Nov 2018
- disclosed 28 Sep 2018
- credit asgerf
Introduced: 28 Sep 2018
CVE-2018-16469 Open this link in a new tabHow to fix?
Upgrade merge to version 1.2.1 or higher.
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.