PLUGIN SECURITY

Is Noptin – Newsletter, New Post Notifications & Email Automation safe?

Known vulnerabilities, PHP compatibility and safer alternatives for the Noptin – Newsletter, New Post Notifications & Email Automation WordPress plugin — checked against WP Clinic's local security database.

What this plugin does

  • Slug: newsletter-optin-box

Maintenance status

Known vulnerabilities

8 known CVEs on file for Noptin – Newsletter, New Post Notifications & Email Automation. Reported between 2022 and 2026.

CVE Vulnerability Type Severity Affected Fixed in Published Status
CVE-2026-119616 Noptin – Newsletter, New Post Notifications & Email Automation [newsletter-optin-box] < 4.4.4 Improper Control of Filename for Include/Require Statement in PHP Program Medium 5.9 < 4.4.4 4.4.4 2026-11-02 —
CVE-2026-119468 Noptin – Newsletter, New Post Notifications & Email Automation [newsletter-optin-box] < 4.4.3 — High 7.1 < 4.4.3 4.4.3 2026-10-09 —
CVE-2026-103482 Noptin – Newsletter, New Post Notifications & Email Automation [newsletter-optin-box] < 4.4.0 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 5.4 < 4.4.0 4.4.0 2026-08-26 —
CVE-2025-49871 Noptin – Newsletter, New Post Notifications & Email Automation [newsletter-optin-box] < 4.0.0 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') Medium 5.9 < 4.0.0 4.0.0 2025-06-12 —
CVE-2026-78146 Noptin – Newsletter, New Post Notifications & Email Automation [newsletter-optin-box] < 4.3.3 Exposure of Sensitive Information to an Unauthorized Actor Unknown < 4.3.3 4.3.3 2025-06-12 —
CVE-2024-37456 Noptin – Newsletter, New Post Notifications & Email Automation [newsletter-optin-box] < 3.4.3 Missing Authorization Medium 5.3 < 3.4.3 3.4.3 2024-07-01 —
CVE-2022-46803 Noptin – Newsletter, New Post Notifications & Email Automation [newsletter-optin-box] < 1.10.0 Improper Neutralization of Formula Elements in a CSV File Medium 6.1 < 1.10.0 1.10.0 2023-01-27 —
CVE-2021-25033 Noptin – Newsletter, New Post Notifications & Email Automation [newsletter-optin-box] < 1.6.5 URL Redirection to Untrusted Site ('Open Redirect') Medium 6.1 < 1.6.5 1.6.5 2022-01-17 —

How to fix it

Update this plugin to the latest release from wordpress.org — each CVE above lists the exact release that fixed it ("Fixed in") when one is on file.

This is the plugin's full known vulnerability history, not a scan of any specific installation — run a free scan of your own site to check your exact installed version.

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