Updated thunderbird packages has been released for Debian GNU/Linux 8 LTS

Package : thunderbird
Version : 1:60.7.1-1~deb8u1
CVE ID : CVE-2019-11703 CVE-2019-11704 CVE-2019-11705 CVE-2019-11706

Multiple security issues have been found in Thunderbird which may lead
to the execution of arbitrary code if malformed email messages are read.

For Debian 8 "Jessie", these problems have been fixed in version
1:60.7.1-1~deb8u1.

We recommend that you upgrade your thunderbird packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS

  Thunderbird Security Update for Debian 8 LTS