CVE-2013-4793 Auth bypass in n/a
Remote attackers can execute arbitrary ASP.NET code via crafted SOAP requests due to missing authentication in the TemplateService update function.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2013-4793?
CVE-2013-4793 is a high-severity authentication bypass vulnerability in Umbraco Umbraco Cms, published on 27 Dec 2014. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-287
Which versions are affected by CVE-2013-4793?
It affects 1 product.
Products include Umbraco Umbraco Cms.
How do I fix CVE-2013-4793?
No fix has been published for CVE-2013-4793 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2013-4793 being exploited?
There is no known exploitation of CVE-2013-4793 in the wild and no public exploit code.
Other vulnerabilities in Umbraco Umbraco Cms
- CVE-2025-67288 Umbraco CMS has an arbitrary file upload vulnerability
- CVE-2014-10074 File upload in n/a
- CVE-2012-1301 Server-side request forgery in n/a
- CVE-2012-10054 Umbraco CMS < 4.7.1 codeEditorSave.asmx RCE
- CVE-2025-32017 Umbraco has a Management API Vulnerability to Path Traversal With Authenticated Users
Sources
Also known as GHSA-8cqv-3qpf-vq6x.