Vulnerabilities (CVE)

Filtered by vendor Umbraco Subscribe
Filtered by product Umbraco Cms
Total 57 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2021-47776 1 Umbraco 1 Umbraco Cms 2026-06-17 N/A 5.3 MEDIUM
Umbraco CMS v8.14.1 contains a server-side request forgery vulnerability that allows attackers to manipulate baseUrl parameters in multiple dashboard and help controller endpoints. Attackers can craft malicious requests to the GetContextHelpForPage, GetRemoteDashboardContent, and GetRemoteDashboardCss endpoints to trigger unauthorized server-side requests to external hosts.
CVE-2021-34254 1 Umbraco 1 Umbraco Cms 2026-06-17 5.8 MEDIUM 6.1 MEDIUM
Umbraco CMS before 7.15.7 is vulnerable to Open Redirection due to insufficient url sanitization on booting.aspx.
CVE-2020-9472 1 Umbraco 1 Umbraco Cms 2026-06-17 4.0 MEDIUM 6.5 MEDIUM
Umbraco CMS 8.5.3 allows an authenticated file upload (and consequently Remote Code Execution) via the Install Package functionality.
CVE-2020-9471 1 Umbraco 1 Umbraco Cms 2026-06-17 6.5 MEDIUM 8.8 HIGH
Umbraco Cloud 8.5.3 allows an authenticated file upload (and consequently Remote Code Execution) via the Install Packages functionality.
CVE-2020-7210 1 Umbraco 1 Umbraco Cms 2026-06-17 4.3 MEDIUM 4.3 MEDIUM
Umbraco CMS 8.2.2 allows CSRF to enable/disable or delete user accounts.
CVE-2020-5811 1 Umbraco 1 Umbraco Cms 2026-06-17 4.0 MEDIUM 6.5 MEDIUM
An authenticated path traversal vulnerability exists during package installation in Umbraco CMS <= 8.9.1 or current, which could result in arbitrary files being written outside of the site home and expected paths when installing an Umbraco package.
CVE-2020-5810 1 Umbraco 1 Umbraco Cms 2026-06-17 3.5 LOW 5.4 MEDIUM
A stored XSS vulnerability exists in Umbraco CMS <= 8.9.1 or current. An authenticated user authorized to upload media can upload a malicious .svg file which act as a stored XSS payload.
CVE-2020-5809 1 Umbraco 1 Umbraco Cms 2026-06-17 3.5 LOW 5.4 MEDIUM
A stored XSS vulnerability exists in Umbraco CMS <= 8.9.1 or current. An authenticated user can inject arbitrary JavaScript code into iframes when editing content using the TinyMCE rich-text editor, as TinyMCE is configured to allow iframes by default in Umbraco CMS.
CVE-2020-29454 1 Umbraco 1 Umbraco Cms 2026-06-17 4.0 MEDIUM 4.3 MEDIUM
Editors/LogViewerController.cs in Umbraco through 8.9.1 allows a user to visit a logviewer endpoint even if they lack Applications.Settings access.
CVE-2019-25137 1 Umbraco 1 Umbraco Cms 2026-06-17 N/A 7.2 HIGH
Umbraco CMS 4.11.8 through 7.15.10, and 7.12.4, allows Remote Code Execution by authenticated administrators via msxsl:script in an xsltSelection to developer/Xslt/xsltVisualize.aspx.
CVE-2018-17256 1 Umbraco 1 Umbraco Cms 2026-06-17 3.5 LOW 4.8 MEDIUM
Persistent cross-site scripting (XSS) vulnerability in Umbraco CMS 7.12.3 allows authenticated users to inject arbitrary web script via the Header Name of a content (Blog, Content Page, etc.). The vulnerability is exploited when updating or removing public access of a content.
CVE-2017-15280 1 Umbraco 1 Umbraco Cms 2026-06-17 4.3 MEDIUM 5.5 MEDIUM
XML external entity (XXE) vulnerability in Umbraco CMS before 7.7.3 allows attackers to obtain sensitive information by reading files on the server or sending TCP requests to intranet hosts (aka SSRF), related to Umbraco.Web/umbraco.presentation/umbraco/dialogs/importDocumenttype.aspx.cs.
CVE-2017-15279 1 Umbraco 1 Umbraco Cms 2026-06-17 3.5 LOW 5.4 MEDIUM
Cross-site scripting (XSS) vulnerability in Umbraco CMS before 7.7.3 allows remote attackers to inject arbitrary web script or HTML via the "page name" (aka nodename) parameter during the creation of a new page, related to Umbraco.Web.UI/umbraco/dialogs/Publish.aspx.cs and Umbraco.Web/umbraco.presentation/umbraco/dialogs/notifications.aspx.cs.
CVE-2014-10074 1 Umbraco 1 Umbraco Cms 2026-06-17 7.5 HIGH 9.8 CRITICAL
Umbraco before 7.2.0 has a remote PHP code execution vulnerability because Umbraco.Web.UI/config/umbracoSettings.Release.config does not block the upload of .php files.
CVE-2013-4793 1 Umbraco 1 Umbraco Cms 2026-06-16 7.5 HIGH N/A
The update function in umbraco.webservices/templates/templateService.cs in the TemplateService component in Umbraco CMS before 6.0.4 does not require authentication, which allows remote attackers to execute arbitrary ASP.NET code via a crafted SOAP request.
CVE-2012-1301 1 Umbraco 1 Umbraco Cms 2026-06-16 7.5 HIGH 9.8 CRITICAL
The FeedProxy.aspx script in Umbraco 4.7.0 allows remote attackers to proxy requests on their behalf via the "url" parameter.
CVE-2012-10054 1 Umbraco 1 Umbraco Cms 2026-06-16 N/A 9.8 CRITICAL
Umbraco CMS versions prior to 4.7.1 are vulnerable to unauthenticated remote code execution via the codeEditorSave.asmx SOAP endpoint, which exposes a SaveDLRScript operation that permits arbitrary file uploads without authentication. By exploiting a path traversal flaw in the fileName parameter, attackers can write malicious ASPX scripts directly into the web-accessible /umbraco/ directory and execute them remotely.