
CVE-2025-49871 – WordPress Noptin plugin <= 3.8.7 - Cross Site Scripting (XSS) Vulnerability
https://notcve.org/view.php?id=CVE-2025-49871
12 Jun 2025 — Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brian Mutende Noptin allows Stored XSS. This issue affects Noptin: from n/a through 3.8.7. The Noptin plugin for WordPress is vulnerable to Stored Cross-Site Scripting in versions up to, and including, 3.8.7 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level access and above, to inject arbitrary web scripts in pages that w... • https://patchstack.com/database/wordpress/plugin/newsletter-optin-box/vulnerability/wordpress-noptin-plugin-3-8-7-cross-site-scripting-xss-vulnerability?_s_id=cve • CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') •

CVE-2024-37456 – WordPress Simple Newsletter Plugin – Noptin plugin <= 3.4.2 - Broken Access Control vulnerability
https://notcve.org/view.php?id=CVE-2024-37456
01 Jul 2024 — Missing Authorization vulnerability in Noptin Newsletter Noptin allows Accessing Functionality Not Properly Constrained by ACLs.This issue affects Noptin: from n/a through 3.4.2. The Noptin plugin for WordPress is vulnerable to unauthorized modification of data due to insufficient controls on the process_request() function in versions up to, and including, 3.4.2. This makes it possible for unauthenticated attackers to submit on private forms. • https://patchstack.com/database/vulnerability/newsletter-optin-box/wordpress-simple-newsletter-plugin-noptin-plugin-3-4-2-broken-access-control-vulnerability?_s_id=cve • CWE-862: Missing Authorization •