CVE 2019-8237

Adobe Acrobat and Reader versions 2019.012.20035 and earlier, 2019.012.20035 and earlier, 2017.011.30142 and earlier, 2017.011.30143 and earlier, 2015.006.30497 and earlier, and 2015.006.30498 and earlier have an insufficiently robust encryption vulnerability. Successful exploitation could lead to security feature bypass.

See the CVE page on Mitre.org for more details.