A thunderbird security update has been released for CentOS 7.

CESA-2022:8555 Important CentOS 7 thunderbird Security Update

CentOS Errata and Security Advisory 2022:8555 Important

Upstream details at :   https://access.redhat.com/errata/RHSA-2022:8555

The following updated files have been uploaded and are currently
syncing to the mirrors: ( sha256sum Filename )

x86_64:
24039275da54c6bead07277fc20529befb42b1c310557cb1598abc0ae73b37f4 thunderbird-102.5.0-2.el7.centos.x86_64.rpm

Source:
1aedfde4e44d623536ac52d22c3c6e319124ad8a10d3ef25f0cd0d3196fac74d thunderbird-102.5.0-2.el7.centos.src.rpm