CVE-2021-21254

CKEditor 5 is an open source rich text editor framework with a modular architecture. The CKEditor 5 Markdown plugin (@ckeditor/ckeditor5-markdown-gfm) before version 25.0.0 has a regex denial of service (ReDoS) vulnerability. The vulnerability allowed to abuse link recognition regular expression, which could cause a significant performance drop resulting in browser tab freeze. It affects all users using CKEditor 5 Markdown plugin at version <= 24.0.0. The problem has been recognized and patched. The fix will be available in version 25.0.0.
Configurations

Configuration 1

cpe:2.3:a:ckeditor:ckeditor5:*:*:*:*:*:*:*:*

Information

Published : 2021-01-29 10:15

Updated : 2022-08-09 05:31


NVD link : CVE-2021-21254

Mitre link : CVE-2021-21254

Products Affected
No products.
CWE