Multiple serious vulnerabilities have been found in Adobe Acrobat and Adobe Reader. Malicious users can exploit these vulnerabilities to execute arbitrary code and gain priveleges. 

Below is a complete list of vulnerabilities:

1. Use-after-free vulnerabilities can be exploited to execute arbitrary code;
2. Heap buffer overflow vulnerabilities can be exploited to execute arbitrary code;
3. Out-of-bounds write vulnerabilities can be exploited to execute arbitrary code;
4. Security Mitigation Bypass vulnerability can be exploited remotely to gain priveleges;
5. Out-of-bounds read vulnerabilities can be exploited remotely to execute arbitrary code;

Acrobat DC 2018.009.20050 and earlier versions
Acrobat Reader DC (Continuous Track) 2018.009.20050 and earlier versions
Acrobat 2017 2017.011.30070 and earlier versions
Acrobat Reader 2017 2017.011.30070 and earlier versions
Acrobat DC (Classic Track) 2015.006.30394 and earlier versions 
Acrobat Reader DC (Classic Track) 2015.006.30394 and earlier versions

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Adobe Security Bulletin

CVE-2018-4914
CVE-2018-4912
CVE-2018-4909
CVE-2018-4908
CVE-2018-4907
CVE-2018-4906
CVE-2018-4905
CVE-2018-4903
CVE-2018-4900
CVE-2018-4899
CVE-2018-4897
CVE-2018-4896
CVE-2018-4894
CVE-2018-4893
CVE-2018-4891
CVE-2018-4889
CVE-2018-4887
CVE-2018-4886
CVE-2018-4885
CVE-2018-4884
CVE-2018-4883
CVE-2018-4882
CVE-2018-4881
CVE-2018-4880
CVE-2018-4918
CVE-2018-4916
CVE-2018-4915
CVE-2018-4901
CVE-2018-4898
CVE-2018-4895
CVE-2018-4879
CVE-2018-4913
CVE-2018-4911
CVE-2018-4902
CVE-2018-4892
CVE-2018-4888
CVE-2018-4917
CVE-2018-4910
CVE-2018-4904
CVE-2018-4890
CVE-2018-4872