Changelog for mingw32-libqt5-qtbase-5.12.6-lp154.2.1.noarch.rpm :

* Sat Dec 28 2019 jordi fita i mas - 5.12.6- Upgrade version to 5.12.6:
* Fixes CVE-2019-16168, CVE-2019-14973, CVE-2019-17546, and CVE-2019-13720.
* Thu Dec 12 2019 jordi fita i mas - 5.12.4- Switch OpenGL to dynamic, as it is used everywhere i look where they compile on Windows, althought i do not see any difference in my case.
* Tue Aug 20 2019 jordi fita i mas - 5.12.4- Remove ICU support; not needed for Farigola
* Sun Aug 11 2019 jordi fita i mas - 5.12.4- First package version