CVE-2022-24729CWE-400

Regular expression Denial of Service in dialog plugin

Medium · published March 16, 2022

CVSS v3.1
6.5
EPSS
2%
Percentile
84.5
In the wild
Unconfirmed
What it is

CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. CKEditor4 prior to version 4.18.0 contains a vulnerability in the `dialog` plugin. The vulnerability allows abuse of a dialog input validator regular expression, which can cause a significant performance drop resulting in a browser tab freeze. A patch is available in version 4.18.0. There are currently no known workarounds.

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.02487 · 84.5th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2022-03-16T00:00Z
EPSS history
Timeline
  • 16 MAR 00:00Z
    Regular expression Denial of Service in dialog plugin
    cvelistv5