Upcoming Ares Security Update on March 1st, 2022

Hello Ares Community,

Atlas Systems will be releasing an update to patch a potential security vulnerability for all applications supporting the log4net components tomorrow March 1st, 2022. This hotfix will be released to all supported versions of Ares (v5.0 & 4.7). There will be both a server and client update required. Note: updating procedures vary based on product/version. For details on the update, please see the Ares 5.0 and Ares 4.7 release notes based on your current version.


Updating Procedure

Please review the updating instructions and contact your hosting provider with any questions. 

Client Update:

  • Ares v5.0: Your clients will receive a prompt to update as soon as the new version is released.
  • Ares v4.7: Download and run the Client Installer from the Ares Downloads page to install the new client applications.

Server Update:

  • Atlas Systems HostedHosting services will be sending a separate email to inform you of the update. Hosted servers qualify for automatic updates which will happen as soon as possible with no noticeable downtime and no required action on your part.
  • Self-hosted: Please review the updating instructions and contact your local server administrator to schedule the server update.

Please forward this message internally as needed. If you have any questions, please let me know.


Sara Juel, MBA
Access Services Product Manager
Atlas Systems - Library excellence through efficiency
Phone: 757-439-0208

“Training from anywhere…Enroll in an online training course from home or office.




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