Adobe Acrobat and Reader versions 2019.010.20064 and earlier, 2019.010.20064 and earlier, 2017.011.30110 and earlier version, and 2015.006.30461 and earlier have a security bypass vulnerability. Successful exploitation could lead to privilege escalation.
https://helpx.adobe.com/security/products/acrobat/apsb19-02.html