Adobe Acrobat and Reader versions 2019.008.20081 and earlier 2019.008.20080 and earlier 2019.008.20081 and earlier 2017.011.30106 and earlier version 2017.011.30105 and earlier version 2015.006.30457 and earlier and 2015.006.30456 and earlier have an use after free vulnerability. Successful exploitation could lead to arbitrary code execution.