CVE-2021-47776

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...

CVE-2021-47776 Umbraco v8.14.1 - 'baseUrl' SSRF

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...

CVE-2021-47776

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...

EUVD-2026-2753

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...

CVE-2021-47776 Umbraco v8.14.1 - 'baseUrl' SSRF

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...

CVE-2021-47776

Umbraco CMS v8.14.1 is affected by a server-side request forgery due to improper validation of the baseUrl parameter in dashboard and help endpoints. The vulnerability enables an attacker to force the server to perform unauthorized requests to external hosts via the GetContextHelpForPage, GetRemo...

Umbraco CMS code-related vulnerabilities

Umbraco CMS is a content management system developed by the Danish company Umbraco. Version 8.14.1 of Umbraco CMS has a code vulnerability that stems from improper handling of the baseUrl parameter, which may lead to server-side request forgeing...

PT-2026-3051

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...

UmbracoForms Vulnerable to Remote Code Execution via Untrusted WSDL Compilation in Dynamic SOAP Client Generation

Impact Within Umbraco Forms, configuring a malicious URL on the Webservice data source can result in Remote Code Execution. This affects all Umbraco Forms versions running on .NET Framework up to and including version 8. Patches The affected Umbraco Forms versions are all End-of-Life EOL and not...

GHSA-VRGW-PC9C-QRRC UmbracoForms Vulnerable to Remote Code Execution via Untrusted WSDL Compilation in Dynamic SOAP Client Generation

Impact Within Umbraco Forms, configuring a malicious URL on the Webservice data source can result in Remote Code Execution. This affects all Umbraco Forms versions running on .NET Framework up to and including version 8. Patches The affected Umbraco Forms versions are all End-of-Life EOL and not...

CVE-2023-49274

Umbraco is an ASP.NET content management system CMS. Starting in version 8.0.0 and prior to versions 8.18.10, 10.8.1, and 12.3.4, a user enumeration attack is possible when SMTP is not set up correctly, but reset password is enabled. Versions 8.18.10, 10.8.1, and 12.3.4 contain a patch for this...

CVE-2023-49279

Umbraco 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...

CVE-2021-33224

File upload vulnerability in Umbraco Forms v.8.7.0 allows unauthenticated attackers to execute arbitrary code via a crafted web.config and asp file...

CVE-2020-7210

Umbraco CMS 8.2.2 allows CSRF to enable/disable or delete user accounts...

CVE-2023-49278

Umbraco is an ASP.NET content management system CMS. Starting in version 8.0.0 and prior to versions 8.18.10, 10.8.1, and 12.3.4, a brute force exploit can be used to collect valid usernames. Versions 8.18.10, 10.8.1, and 12.3.4 contain a patch for this issue...

CVE-2025-23041

Umbraco.Forms is a web form framework written for the nuget ecosystem. Character limits configured by editors for short and long answer fields are validated only client-side, not server-side. This issue has been patched in versions 8.13.16, 10.5.7, 13.2.2, and 14.1.2. Users are advised to upgrade...

CVE-2023-49089

Umbraco is an ASP.NET content management system CMS. Starting in version 8.0.0 and prior to versions 8.18.10, 10.8.1, and 12.3.0, Backoffice users with permissions to create packages can use path traversal and thereby write outside of the expected location. Versions 8.18.10, 10.8.1, and 12.3.0...

CVE-2025-67288

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code by uploading a crafted PDF file. NOTE: this is disputed by the Supplier because the responsibility for file validation as shown in the documentation belongs to the system administrator who is...

EUVD-2025-204737

Umbraco CMS has an arbitrary file upload vulnerability...

Umbraco CMS has an arbitrary file upload vulnerability

An arbitrary file upload vulnerability in Umbraco CMS v16.3.3 allows attackers to execute arbitrary code via uploading a crafted PDF file. While Umbraco provides hooks to perform file validation, it does not do implement filtering by default. Users are expected to implement their own validation...