An openssl security update has been released for CentOS 7.

CESA-2023:1335 Important CentOS 7 openssl Security Update

CentOS Errata and Security Advisory 2023:1335 Important

Upstream details at :   https://access.redhat.com/errata/RHSA-2023:1335

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

x86_64:
74be24de7bd01781535f8ae78fba77bf331f0afd97e69de054496dfa406689b1 openssl-1.0.2k-26.el7_9.x86_64.rpm
1771d7f870046fcd2d0c96d054f425f3032a0f4271dfb54c5e5bb22cd2f87d11 openssl-devel-1.0.2k-26.el7_9.i686.rpm
a5f13a41cc54cc7e9bcaf76ee19fec24dd4c8b4f637c43a411f8fe4af310a88c openssl-devel-1.0.2k-26.el7_9.x86_64.rpm
49a7e87cdd6368571e9c30b74a1800f53df55d4cd91fc41ab8073e666edbda38 openssl-libs-1.0.2k-26.el7_9.i686.rpm
658486f1d946fc518624c59a2badf6990f524bb7d5d660d1e34420cc78dcfe62 openssl-libs-1.0.2k-26.el7_9.x86_64.rpm
de13d1a20b6a077c828b91d64b7be5abb1b5809f45b27d389afd2811ffa6f9c1 openssl-perl-1.0.2k-26.el7_9.x86_64.rpm
62ee7eed9057a933f386601510a2ee1dbe6cee295c00a4e75c1d5ca32a0e17cd openssl-static-1.0.2k-26.el7_9.i686.rpm
cc98e7151dca218503a6d908ee58257a7e7958347117c435c93746255a841c89 openssl-static-1.0.2k-26.el7_9.x86_64.rpm

Source:
ea29d3d1b0ef3088a40242c5ad90ef1597146edba7413229304d1568f5abc55e openssl-1.0.2k-26.el7_9.src.rpm