🕵️ Mozilla Thunderbird/Thunderbird ESR up to 52.7 Encrypted Message Plaintext weak encryption

A vulnerability classified as critical has been found in Mozilla Thunderbird and Thunderbird ESR up to 52.7 (Mail Client Software). This affects an unknown part of the component Encrypted Message Handler. Upgrading to version 52.8 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability. ...