Known vulnerabilities in Campaign Monitor for WordPress

Make it easy for customers to subscribe to your Campaign Monitor mailing lists using any of the 5 elegant sign-up forms.

3Reported vulnerabilities

6.1Highest CVSS score

2.9.2Latest version

2,000+Active installs

What to do now

Update Campaign Monitor for WordPress to 2.9.2 or later. 3 of these have a fixed version available. Updating resolves them.

Plugin last updated: May 5, 2026 / 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-2023-38474	Medium 6.1	0.4%	2.8.12 and earlier	`2.8.14`	November 30, 2023
CVE-2024-6569	Medium 5.3	0.9%	0 to 2.8.15 (inclusive) 0 to 2.8.15 (inclusive)	`2.8.16`	July 27, 2024
CVE-2026-0674	Medium 4.3	0.2%	2.9.1 and earlier	`2.9.2`	January 8, 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.