Known vulnerabilities in Custom Login

Custom Login allows you to easily customize your admin login page, works great for client sites!

1Reported vulnerabilities

5.3Highest CVSS score

5.1.3Latest version

10,000+Active installs

What to do now

Update Custom Login to 4.1.1 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 13, 2026 / Tested up to WordPress: 7.1 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2023-49858	Medium 5.3	0.4%	4.1.0 and earlier	`4.1.1`	December 7, 2023

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.