Adobe has released security updates to resolve vulnerabilities that could allow attackers to gain unauthorized access, execute commands on vulnerable computers, or elevate their privileges. Of these vulnerabilities, 45 are classified as Critical as they allow arbitrary code execution. As these vulnerabilities could easily be exploited by attackers, it is strongly advised that users update Adobe Acrobat and Reader as soon as possible. The vulnerabilities are fixed in Acrobat DC Continuous 2019.021.20047, Acrobat Reader DC.2019 2019.0101.
Source: https://www.bleepingcomputer.com/news/security/adobe-fixes-45-critical-vulnerabilities-in-acrobat-and-reader/