Processing maliciously crafted web content may lead to universal cross site scripting. A logic issue was addressed with improved validation. Reference: https://webkitgtk.org/security/WSA-2019-0002.html https://wpewebkit.org/security/WSA-2019-0002.html
This issue has been addressed in the following products: Red Hat Enterprise Linux 7 Via RHSA-2020:4035 https://access.redhat.com/errata/RHSA-2020:4035
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s): https://access.redhat.com/security/cve/cve-2019-8551