CVE-2017-15280 Umbraco CMS XXE Vulnerability
Attackers can exploit an XML external entity vulnerability in Umbraco CMS to read server files or access internal network resources.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2017-15280?
CVE-2017-15280 is a medium-severity vulnerability in Umbraco Umbraco Cms, published on 12 Oct 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
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.
Weakness: CWE-611
Which versions are affected by CVE-2017-15280?
2 open source packages ship an affected version, including UmbracoCms.Web. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
UmbracoCms.Web NuGet | All versions | 7.7.3 |
UmbracoCms.Web NuGet | All versions | 7.7.3 |
Products include Umbraco Umbraco Cms.
How do I fix CVE-2017-15280?
Upgrade UmbracoCms.Web to 7.7.3 or later.
Is CVE-2017-15280 being exploited?
There is no known exploitation of CVE-2017-15280 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-h2vq-7gf2-qw9v.