CVE-2021-3822

MEDIUM5.3EPSS 0.33%

Regular Expression Denial of Service in jsoneditor

Published: 9/29/2021Modified: 11/8/2023
Also known as:GHSA-hhfg-6hfc-rvxm

Description

JSON Editor is a web-based tool to view, edit, format, and validate JSON. It has various modes such as a tree editor, a code editor, and a plain text editor. The jsoneditor package is vulnerable to ReDoS (regular expression denial of service). An attacker that is able to provide a crafted element as input to the getInnerText function may cause an application to consume an excessive amount of CPU. Below pinned line using vulnerable regex.

Affected packages (1)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1MEDIUM5.3CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References (4)