This issue does not affect TorBirdy as it disables HTML emails. From [0]: "emails you send will be in plain text and HTML emails you receive will be sanitized and converted to plain text."
(I have tried to reproduce this leak and can confirm that Thunderbird + TorBirdy is not vulnerable.) [0] - https://trac.torproject.org/projects/tor/wiki/torbirdy#HowdoIsendandreceiveHTMLemails -- Sukhbir -- tor-talk mailing list - tor-talk@lists.torproject.org To unsubscribe or change other settings go to https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-talk
