CVE-2023-31541: Ckeditor

Critical severity, CVSS 9.8. EPSS: 1.4% chance of exploitation in the next 30 days.

A unrestricted file upload vulnerability was discovered in the ‘Browse and upload images’ feature of the CKEditor v1.2.3 plugin for Redmine, which allows arbitrary files to be uploaded to the server.

Affected products

• Ckeditor Ckeditor: version 1.2.3 only

Published 2023-06-13. Last modified 2026-07-09.