Known vulnerabilities in Blackhole for Bad Bots

Blackhole is a WordPress security plugin that detects and traps bad bots in a virtual black hole, where they are denied access to your entire site.

2Reported vulnerabilities

9.1Highest CVSS score

3.8.3Latest version

30,000+Active installs

What to do now

Update Blackhole for Bad Bots to 3.8.1 or later. 2 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 9, 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-2022-1165	Critical 9.1	1.7%	Before 3.3.2	`3.3.2`	April 4, 2022
CVE-2026-4329	High 7.2	0.5%	0 to 3.8 (inclusive)	`3.8.1`	March 26, 2026

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