agorum Software GmbH Agorum core open v11.9.2 & v11.10.1 was discovered to contain an XML External Entity (XXE) via the RSSReader endpoint. This vulnerability allows attackers to access sensitive data via providing a crafted XML input.
The product processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.