CVE-2024-24816

MEDIUM

CKEditor4 < 4.24.0-lts - Cross-Site Scripting via Preview Feature

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2024-24816. PoCs published by afine-com.

AI-analyzed exploit summary The repository provides a detailed technical analysis of CVE-2024-24816, an XSS vulnerability in CKEditor 4's preview feature. It includes the root cause, affected versions, and a proof-of-concept payload demonstrating the vulnerability.

Description

CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A cross-site scripting vulnerability vulnerability has been discovered in versions prior to 4.24.0-lts in samples that use the `preview` feature. All integrators that use these samples in the production code can be affected. The vulnerability allows an attacker to execute JavaScript code by abusing the misconfigured preview feature. It affects all users using the CKEditor 4 at version < 4.24.0-lts with affected samples used in a production environment. A fix is available in version 4.24.0-lts.

Exploits (1)

nomisec WRITEUP 2 stars
by afine-com · poc
https://github.com/afine-com/CVE-2024-24816

The repository provides a detailed technical analysis of CVE-2024-24816, an XSS vulnerability in CKEditor 4's preview feature. It includes the root cause, affected versions, and a proof-of-concept payload demonstrating the vulnerability.

Classification
Writeup 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: CKEditor 4 < 4.24.0-lts
No auth needed
Prerequisites: Access to a CKEditor 4 instance with the preview feature enabled
MITRE ATT&CK
devstral-2 · analyzed Feb 19, 2026 Full analysis →

Scores

CVSS v3 6.1
EPSS 0.3983
EPSS Percentile 97.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-79
Status published
Products (2)
ckeditor/ckeditor 4.0 - 4.24.0
npm/ckeditor4 0 - 4.24.0-ltsnpm
Published Feb 07, 2024
Tracked Since Feb 18, 2026