A postgresql-jdbc security update has been released for CentOS 7.

CentOS-announce: CESA-2020:3285 Important CentOS 7 postgresql-jdbc Security Update

CentOS Errata and Security Advisory 2020:3285 Important

Upstream details at :   https://access.redhat.com/errata/RHSA-2020:3285

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

x86_64:
4085f09e7be4410758ded16aeb5fca59795cf4c2ad37a1afa78cddf45bef6806 postgresql-jdbc-9.2.1002-8.el7_8.noarch.rpm
7ac006a9950b2c1cc710083732c5cc4a33e7c20c3699c50ad6f24318b5986edb postgresql-jdbc-javadoc-9.2.1002-8.el7_8.noarch.rpm

Source:
dec9a91e3d4f1c930e75b9ca02ce766fc30afc08ad522f6bb121cd0888e2e3fa postgresql-jdbc-9.2.1002-8.el7_8.src.rpm