CVE-2023-52084: Wintercms Winter

Medium severity, CVSS 5.4. EPSS: 0.3% chance of exploitation in the next 30 days.

Winter is a free, open-source content management system. Prior to 1.2.4, Users with access to backend forms that include a ColorPicker FormWidget can provide a value that would then be rendered unescaped in the backend form, potentially allowing for a stored XSS attack. This issue has been patched in v1.2.4.

Affected products

• Wintercms Winter: before 1.2.4 (fixed in 1.2.4)

Published 2023-12-28. Last modified 2026-06-17.