thunderbird: Using form to exfiltrate encrypted mail part by pressing enter in form field

Plaintext of decrypted emails can leak through by user submitting an embedded form by pressing enter key within a text input field. This vulnerability affects Thunderbird 52.9...

Mozilla Thunderbird Information Disclosure Vulnerability (CNVD-2018-13662)

Mozilla Thunderbird is the United States Mozilla Foundation developed from the Mozilla Application Suite independent of the e-mail client software, support for IMAP, POP mail protocol and HTML mail format. An information disclosure vulnerability exists in Mozilla Thunderbird versions prior to 52....