A certmonger bugfix update has been released for CentOS 7.

CEBA-2021:4795 CentOS 7 certmonger BugFix Update

CentOS Errata and Bugfix Advisory 2021:4795

Upstream details at :   https://access.redhat.com/errata/RHBA-2021:4795

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

x86_64:
71f02e63578770de15752f8dd63988ac82d645cc84914639679034beaf9f4136 certmonger-0.78.4-17.el7_9.x86_64.rpm

Source:
c0bcf7d1e092002006ebc3f9e0f30f00b93c394e327fb42893e00da1677b829b certmonger-0.78.4-17.el7_9.src.rpm