mbraco is an ASP.NET content management system (CMS). Starting in version 7.0.0 and prior to versions 7.15.11, 8.18.9, 10.7.0, 11.5.0, and 12.2.0, a user with access to the backoffice can upload SVG files that include scripts. If the user can trick another user to load the media directly in a browser, the scripts can be executed. Versions 7.15.11, 8.18.9, 10.7.0, 11.5.0, and 12.2.0 contain a patch for this issue. Some workarounds are available. Implement the server side file validation or serve all media from an different host (e.g cdn) than where Umbraco is hosted.
Configuration 1 (hide)
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21 Nov 2024, 08:33
| Type | Values Removed | Values Added |
|---|---|---|
| References | () https://docs.umbraco.com/umbraco-cms/reference/security/serverside-file-validation - Product | |
| References | () https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-6xmx-85x3-4cv2 - Vendor Advisory | |
| CVSS |
v2 : v3 : |
v2 : unknown
v3 : 3.7 |
Published : 2023-12-12 20:15
Updated : 2024-11-21 08:33
NVD link : CVE-2023-49279
Mitre link : CVE-2023-49279
CVE.ORG link : CVE-2023-49279
JSON object : View
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')