CVE-2022-31175 — CKEditor 5 is a JavaScript rich text editor
CKEditor 5 is a JavaScript rich text editor. A cross-site scripting vulnerability has been discovered affecting three optional CKEditor 5's packages in versions prior to 35.0.1. The vulnerability allowed to trigger a JavaScript code after fulfilling special conditions. The a
Published
2022-08-03T19:05:13.000Z
Last modified
2025-04-23T17:54:13.307Z
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L
01What is this vulnerability?
CKEditor 5 is a JavaScript rich text editor. A cross-site scripting vulnerability has been discovered affecting three optional CKEditor 5's packages in versions prior to 35.0.1. The vulnerability allowed to trigger a JavaScript code after fulfilling special conditions. The affected packages are `@ckeditor/ckeditor5-markdown-gfm`, `@ckeditor/ckeditor5-html-support`, and…
02Affected products
| Vendor | Product | Versions |
|---|
| ckeditor | ckeditor5 | < 35.0.1 |
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.
08Timeline
- Published: 2022-08-03T19:05:13.000Z
- Last modified: 2025-04-23T17:54:13.307Z
09References
- github.com — https://github.com/ckeditor/ckeditor5/security/advisories/GHSA-42wq-rch8-6f6j
- ckeditor.com — https://ckeditor.com/docs/ckeditor5/latest/features/general-html-support.html
- ckeditor.com — https://ckeditor.com/docs/ckeditor5/latest/features/html-embed.html
- ckeditor.com — https://ckeditor.com/docs/ckeditor5/latest/features/markdown.html
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