[German]Firma Adobe has published on May 11, 2018 an Advanced Security Bulletin, mentions a vulnerability in Adobe Reader DC. A security update has been released on May 14, 2018.
Adobe’s Security Bulletin APSB18-09, dated May 11, 2018, contains a notice about a vulnerability in the products contained within the following table.
The vulnerability is classified as less critical (Priority 1). According to the Security Advisory, Adobe is planning an update for the affected macOS and Windows products on May 14. 2018 The updates are now linked on this page. If a product is installed, the update should also be available via the update function (I cannot test it due to lack of Adobe Reader).