https://www.bleepingcomputer.com/news/security/adobe-releases-their-december-2019-security-updates/

Adobe has released their monthly security updates that fix vulnerabilities in Acrobat, Reader, Photoshop CC, Brackets, and ColdFusion. All users are advised to install the applicable updates as soon as possible to resolve these vulnerabilities.

With Adobe's December 2019 security updates, Adobe Acrobat and Reader get the lion's share of vulnerability fixes with 14 Critical code execution and 7 Important vulnerabilities.