XSS in Ckeditor
CVE-2024-24815
CKEditor4 is an open source what-you-see-is-what-you-get HTML editor. A cross-site scripting vulnerability has been discovered in the core HTML parsing module in versions of CKEditor4 prior to 4.24.0-lts. It may affect all editor instances that enabled full-page editing mode or enabled CDATA elements in Advanced Content Filtering configuration (defaults to `script` and `style` elements). The vulnerability allows attackers to inject malformed HTML content bypassing Advanced Content Filtering mechanism, which could result in executing JavaScript code. An attacker could abuse faulty CDATA content detection and use it to prepare an intentional attack on the editor. A fix is available in version 4.24.0-lts.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.007 (51.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
Affected products
- Ckeditor
- Ckeditor Ckeditor4 — versions < 4.24.0-lts
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC)
- security-advisories@github.com (Product, x_refsource_MISC)
- security-advisories@github.com
Frequently asked questions
- What is CVE-2024-24815?
- CVE-2024-24815 is a medium-severity vulnerability in Ckeditor, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-02-07.
- How severe is CVE-2024-24815?
- Medium severity. CVSS v3 base score is 6.1 out of 10.