Skip to content

Prototype pollution in json8-merge-patch

High severity GitHub Reviewed Published May 10, 2021 to the GitHub Advisory Database • Updated Feb 1, 2023

Package

npm json8-merge-patch (npm)

Affected versions

< 1.0.3

Patched versions

1.0.3

Description

Prototype pollution vulnerability in json8-merge-patch npm package < 1.0.3 may allow attackers to inject or modify methods and properties of the global object constructor.

References

Published by the National Vulnerability Database Nov 9, 2020
Reviewed Apr 19, 2021
Published to the GitHub Advisory Database May 10, 2021
Last updated Feb 1, 2023

Severity

High
7.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Weaknesses

CVE ID

CVE-2020-8268

GHSA ID

GHSA-8v9x-9xqg-r8mr

Source code

No known source code
Loading Checking history
See something to contribute? Suggest improvements for this vulnerability.