This update to Thunderbird 52.2 fixes security issues and bugs.
The following vulnerabilities were fixed:
Mozilla Thunderbird now requires NSS 3.28.5.
The following bugs were fixed:
{ "binaries": [ { "MozillaThunderbird-buildsymbols": "52.2-36.1", "MozillaThunderbird": "52.2-36.1", "MozillaThunderbird-devel": "52.2-36.1", "MozillaThunderbird-translations-common": "52.2-36.1", "MozillaThunderbird-translations-other": "52.2-36.1" } ] }