Prototype Pollution

Affecting merge package, versions <1.2.1

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?

CVSS Score

2.0
low severity
  • Attack Vector
    Network
  • Attack Complexity
    High
  • Privileges Required
    High
  • User Interaction
    Required
  • Scope
    Unchanged
  • Confidentiality
    None
  • Integrity
    None
  • Availability
    Low
CVSS:3.0/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:L/E:F/RL:U/RC:C
Credit
asgerf
CVE
CVE-2018-16469
CWE
CWE-400
Snyk ID
SNYK-JS-MERGE-72553
Disclosed
28 Sep, 2018
Published
04 Nov, 2018