Bulletin ID
Security update available for Adobe Acrobat Reader for Android | APSB21-89  
|  | Date Published | Priority | 
|---|---|---|
| ASPB21-89 | October 12, 2021      | 3 | 
Summary
Adobe has released a security update for Adobe Acrobat Reader for Android. This update addresses  an important vulnerability. Successful exploitation could lead to information disclosure in the context of the current user. 
         
Affected Versions
| Product | Version | Platform | 
|---|---|---|
| Adobe Acrobat Reader for Android  | 21.8.0  and earlier version          | All Android versions | 
Solution
Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the latest version:
| Product | Version | Platform | Priority Rating | Availability | 
|---|---|---|---|---|
| Adobe Reader Mobile         | 21.9.0 | All supported Android versions 7.0 and above  | 3 | 
Vulnerability details
| Vulnerability Category | Vulnerability Impact | Severity | CVE Numbers | 
|---|---|---|---|
| Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') (CWE-22)  | Arbitrary code execution  | Important   | CVE-2021-40724  | 
Acknowledgements
Adobe would like to thank hulkvision_ for reporting this issue and for working with Adobe to help protect our customers