Known vulnerabilities in Mail Subscribe List

Simple customizable plugin that displays a name/email form where visitors can submit their information, manageable in the WordPress admin.

5Reported vulnerabilities

6.4Highest CVSS score

2.1.10Latest version

3,000+Active installs

What to do now

Update Mail Subscribe List to 2.1 or later. 4 of these have a fixed version available. Updating resolves them.

Plugin last updated: August 8, 2023 / Tested up to WordPress: 6.2.11 / View on wordpress.org

This plugin has not been updated in over two years. New vulnerabilities may never be fixed. Consider an alternative.

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-2022-1603	Medium 4.3	0.4%	Before 2.1.4	`2.1.4`	June 20, 2022
CVE-2025-58018	Medium 6.4	0.3%	2.1.10 and earlier	—	September 22, 2025
CVE-2023-23657	Medium 6.4	0.4%	2.1.9 and earlier	`2.1.10`	April 20, 2023
CVE-2013-10026	Medium 6.1	0.6%	2.0.0 to 2.0.10 (inclusive)	`2.1`	May 2, 2023
WF-75424878-5976-4dc6-8a09-8eb46a7425b8	Medium 5.4	—	2.1.6 and earlier	`2.1.7`	May 26, 2022

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