Description
Umbraco is an ASP.NET content management system (CMS). Starting in version 8.0.0 and prior to versions 8.18.10, 10.7.0, and 12.1.0, a user with access to a specific part of the backoffice is able to inject HTML code into a form where it is not intended. Versions 8.18.10, 10.7.0, and 12.1.0 contain a patch for this issue.
References (1)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-xxc6-35r7-796w
Scores
CVSS v3
3.5
EPSS
0.0049
EPSS Percentile
65.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N
Details
CWE
CWE-79
Status
published
Products (2)
nuget/Umbraco.CMS
8.0.0 - 8.18.10NuGet
umbraco/umbraco_cms
8.0.0 - 8.18.10
Published
Dec 12, 2023
Tracked Since
Feb 18, 2026