The Loginizer plugin before 1.6.4 for WordPress allows SQL injection (with resultant XSS), related to loginizer_login_failed and lz_valid_ip.
https://www.tenable.com/blog/cve-2020-27615-sql-injection-vulnerability-in-wordpress-loginizer-plugin
https://www.zdnet.com/article/wordpress-deploys-forced-security-update-for-dangerous-bug-in-popular-plugin/
https://wpscan.com/vulnerability/10441
https://plugins.trac.wordpress.org/changeset/2401010/loginizer
Source: Mitre, NVD
Published: 2020-10-21
Updated: 2020-10-23
Base Score: 7.5
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P
Severity: High
Base Score: 9.8
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Severity: Critical