Enigmail before 2.0.6 is prone to to OpenPGP signatures being spoofed for arbitrary messages using a PGP/INLINE signature wrapped within a specially crafted multipart HTML email.
{ "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2:2.0.8-1~ubuntu0.14.04.2", "binary_name": "enigmail" } ], "availability": "No subscription required" }
{ "ubuntu_priority": "medium", "binaries": [ { "binary_version": "2:2.0.8-1~ubuntu0.16.04.2", "binary_name": "enigmail" } ], "availability": "No subscription required" }