Winter Security Vulnerabilities - January

CVE-2022-39357

Winter is a free, open-source content management system based on the Laravel PHP framework. The Snowboard framework in versions 1.1.8, 1.1.9, and 1.2.0 is vulnerable to prototype pollution in the main Snowboard class as well as its plugin loader. The 1.0 branch of Winter is not affected, as it does...

CVE-2023-37269

Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Users with the backend.manage_branding 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...

CVE-2023-52083

Winter is a free, open-source content management system. Prior to 1.2.4, users with the media.manage_media permission can upload files to the Media Manager and rename them after uploading. Previously, media manager files were only sanitized on upload, not on renaming, which could have allowed a sto...

CVE-2023-52084

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 ...

CVE-2023-52085

Winter is a free, open-source content management system. Users with access to backend forms that include a ColorPicker FormWidget can provide a value that would then be included without further processing in the compilation of custom stylesheets via LESS. This had the potential to lead to a Local F...

CVE-2024-32003

wn-dusk-plugin (Dusk plugin) is a plugin which integrates Laravel Dusk browser testing into Winter CMS. The Dusk plugin provides some special routes as part of its testing framework to allow a browser environment (such as headless Chrome) to act as a user in the Backend or User plugin without havin...