Known vulnerabilities in No-Bot Registration

Prevent bots from creating accounts by blacklisting domains and usernames and present people with a human friendly security question.

1Reported vulnerabilities

4.3Highest CVSS score

2.5.1Latest version

2,000+Active installs

What to do now

Update No-Bot Registration to 2.0 or later. 1 of these have a fixed version available. Updating resolves them.

Plugin last updated: December 28, 2025 / Tested up to WordPress: 6.9.7 / 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-2024-31372	Medium 4.3	0.2%	1.9.1 and earlier	`2.0`	April 9, 2024

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