Description

It was possible to execute a ReDoS-type attack inside CKEditor 4 before 4.16 by persuading a victim to paste crafted text into the Styles input of specific dialogs (in the Advanced Tab for Dialogs plugin).

Remediation

References

CVE-2021-26271

Related Vulnerabilities

WordPress Plugin YITH Color and Label Variations for WooCommerce Security Bypass (1.8.11)

MySQL CVE-2013-2392 Vulnerability (CVE-2013-2392)

Liferay DXP Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2022-26593)

Jenkins Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-27898)

MyBB Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Vulnerability (CVE-2023-45556)

Severity

Medium

Classification

CVE-2021-26271 CWE-829 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Tags

Missing Update Known Vulnerabilities