Known vulnerabilities in Mailmunch Forms for Mailchimp

The easiest way to convert your site visitors into email subscribers.

5Reported vulnerabilities

8.1Highest CVSS score

3.2.9Latest version

10,000+Active installs

What to do now

Update Mailmunch Forms for Mailchimp to 3.2.8 or later. 5 of these have a fixed version available. Updating resolves them.

Plugin last updated: July 6, 2026 / Tested up to WordPress: 7.0.4 / 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-2026-7520	High 8.1	0.3%	0 to 3.2.7 (inclusive)	`3.2.8`	August 5, 2026
CVE-2024-29793	Medium 6.4	0.4%	3.2.2 and earlier	`3.2.3`	March 25, 2024
CVE-2023-40203	Medium 5.4	0.7%	3.1.4 and earlier	`3.1.5`	August 11, 2023
CVE-2023-45748	Medium 5.4	0.2%	3.1.7 and earlier	`3.1.8`	October 12, 2023
CVE-2024-31378	Medium 4.3	0.2%	3.2.1 and earlier	`3.2.2`	April 10, 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.