CVE-2026-32257: Improper Neutralization of Input During Web Page Generation

Winter is a free, open-source content management system CMS based on the Laravel PHP framework. Prior to 1.2.13, custom CSS supplied through the Brand Settings Styles field by a backend user with the backend.managebranding permission is compiled by the LESS parser and rendered without sanitizatio...

Cross-site Scripting (XSS)

Overview Affected versions of this package are vulnerable to Cross-site Scripting XSS in the custom styles process. An attacker can execute arbitrary scripts in the context of backend users by injecting malicious CSS that is not properly sanitized. This is only exploitable if the attacker has the...

CVE-2023-37269: Improper Neutralization of Input During Web Page Generation

Winter is a free, open-source content management system CMS based on the Laravel PHP framework. Users with the backend.managebranding permission can upload SVGs as the application logo. Prior to version 1.2.3, SVG uploads were not sanitized, which could have allowed a stored cross-site scripting...