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Subscribe2 vulnerabilities
Subscribe2 has 6 known vulnerabilities in this database. The most recent published record is dated 7 Aug 2026.
- Known vulnerabilities
- 6
- Active installs
- 10,000+
- Latest version
- 10.48
- Last updated
- 23 Sep 2026
- Most recent
- 7 Aug 2026
Find it in your WordPress dashboard under Plugins. Severity is based on the CVSS score published with the CVE where one is available.
| Vulnerability | Severity | Affected | Fix | Published |
|---|---|---|---|---|
| Cross-site scripting (XSS) CVE-2026-14331 | Medium 6.1 | Before 10.46 | Fixed in 10.46 | 7 Aug 2026 |
| Cross-site scripting (XSS) CVE-2024-11582 | High 7.2 | Up to 10.43 | Fixed in a later version (latest 10.48) | 19 Feb 2025 |
| Broken access control CVE-2023-1844 | Medium 4.3 | Up to 10.40 | Fixed in a later version (latest 10.48) | 28 Jun 2023 |
| Cross-site request forgery (CSRF) CVE-2023-3407 | Medium 4.3 | Up to 10.40 | Fixed in a later version (latest 10.48) | 28 Jun 2023 |
| Cross-site request forgery (CSRF) CVE-2022-4309 | Low 3.1 | Before 10.38 | Fixed in 10.38 | 16 Jan 2023 |
| Cross-site scripting (XSS) CVE-2014-6604 | Medium 6.1 | Before 10.16 | Fixed in 10.16 | 29 Mar 2018 |
Read the published descriptions
- CVE-2026-14331, 7 Aug 2026
- The Subscribe2 WordPress plugin before 10.46 does not properly escape a user-supplied value before reflecting it into a public subscription form, leading to Reflected Cross-Site Scripting that executes in the browser of an unauthenticated visitor who interacts with the form through a crafted link. CVE record
- CVE-2024-11582, 19 Feb 2025
- The Subscribe2 - Form, Email Subscribers & Newsletters plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ip parameter in all versions up to, and including, 10.43 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. CVE record
- CVE-2023-1844, 28 Jun 2023
- The Subscribe2 plugin for WordPress is vulnerable to unauthorized access to email functionality due to a missing capability check when sending test emails in versions up to, and including, 10.40. This makes it possible for author-level attackers to send emails with arbitrary content and attachments to site users. CVE record
- CVE-2023-3407, 28 Jun 2023
- The Subscribe2 plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 10.40. This is due to missing or incorrect nonce validation when sending test emails. This makes it possible for unauthenticated attackers to send test emails with custom content to users on sites running a vulnerable version of this plugin via a forged request granted they can trick a site administrator into performing an action such as clicking on a link. CVE record
- CVE-2022-4309, 16 Jan 2023
- The Subscribe2 WordPress plugin before 10.38 does not have CSRF check when deleting users, which could allow attackers to make a logged in admin delete arbitrary users by knowing their email via a CSRF attack. CVE record
- CVE-2014-6604, 29 Mar 2018
- Cross-site scripting (XSS) vulnerability in class-s2-list-table.php in the Subscribe2 plugin before 10.16 for WordPress allows remote attackers to inject arbitrary web script or HTML via the ip parameter. CVE record
What to do if you run Subscribe2
If you run Subscribe2, open WordPress and check the installed version in Plugins. Compare it with the affected versions in the vulnerability record. If a fixed version is available, take a current backup and update to that version or the latest supported release.
If no fixed version exists, consider disabling and removing the plugin or replacing it with a maintained alternative. After dealing with the affected software, check administrator users, unexpected file changes, redirects, unfamiliar pages and security logs for signs that the site may already have been altered.
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