OpenSSL released version 1.1.1t and 3.0.8 fixing 8 vulnerabilities [1].
Currently supported Airlock Gateway and Microgateway versions use OpenSSL 1.1.1 and 3.0.7 [2] to handle front-side/downstream TLS connections.
We are not aware of possible exploits related to the vulnerabilities.
Hotfix HF0051 for Gateway and Microgateway 3.3.1 is available to update OpenSSL.
We recommend to apply the hotfixes and update Microgateway when available.