Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Versions of Winter CMS before 1.2.10 allow users with access to the CMS Asset Manager were able to upload SVGs without automatic sanitization. To actively exploit this security issue, an attacker would need access to the Backend with a user account with the following permission: cms.manage_assets. The Winter CMS maintainers strongly recommend that the cms.manage_assets permission only be reserved to trusted administrators and developers in general. This vulnerability is fixed in 1.2.10.
Metrics
Affected Vendors & Products
References
History
Mon, 09 Feb 2026 16:15:00 +0000
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| Metrics |
ssvc
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Mon, 09 Feb 2026 11:00:00 +0000
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| First Time appeared |
Wintercms
Wintercms winter |
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| Vendors & Products |
Wintercms
Wintercms winter |
Fri, 06 Feb 2026 19:30:00 +0000
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| Description | Winter is a free, open-source content management system (CMS) based on the Laravel PHP framework. Versions of Winter CMS before 1.2.10 allow users with access to the CMS Asset Manager were able to upload SVGs without automatic sanitization. To actively exploit this security issue, an attacker would need access to the Backend with a user account with the following permission: cms.manage_assets. The Winter CMS maintainers strongly recommend that the cms.manage_assets permission only be reserved to trusted administrators and developers in general. This vulnerability is fixed in 1.2.10. | |
| Title | Winter Affected by Stored Cross-Site Scripting (XSS) in Asset Manager | |
| Weaknesses | CWE-79 CWE-80 |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published: 2026-02-06T19:11:27.260Z
Updated: 2026-02-09T15:28:17.194Z
Reserved: 2026-01-07T05:19:12.922Z
Link: CVE-2026-22254
Updated: 2026-02-09T15:19:27.873Z
Status : Awaiting Analysis
Published: 2026-02-06T20:16:10.057
Modified: 2026-02-06T21:57:22.450
Link: CVE-2026-22254
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