CM E-Mail Registration Blacklist - Release History = 1.6.6 = Release Date: 11 Oct 2026 * Security: Added manage_options capability checks to package registration, deregistration, and skip-registration AJAX handlers. * Security: Restricted package administration shortcodes and registration helpers to users with the manage_options capability. * Security: Added plugin- and box-specific nonce checks to guide, upgrade, and registration visibility changes. * Security: Added nonce verification to registration, deregistration, skip-registration, and deactivation-feedback AJAX requests. * Updated registration and feedback forms and visibility links to send the required security tokens. * Synchronized the plugin header, version constant, package configuration, and stable tag to 1.6.6. = 1.6.4 = Release Date: 19 Jan 2026 * Update package info = 1.6.3 = Release Date: 15 Jan 2026 * Security: Fixed a stored XSS vulnerability via the black_email parameter = 1.6.2 = Release Date: 12 Jun 2025 * Added restrictions for deactivating a plugin and send reason should be admin user = 1.6.1 = Release Date: 15 May 2025 * Updated pricing = 1.6.0 = * Updated permission of menu = 1.5.9 = * Fixed critical fatal error = 1.5.8 = Release Date: 10 Apr 2025 * Improvements = 1.5.7 = Release Date: 14 Mar 2025 * Updated pricing = 1.5.6 = Release Date: 07 Jan 2025 * Fixed vulnerability issue = 1.5.5 = Release Date: 21 Nov 2024 * Improvement in pro version showcase features = 1.5.4 = Release Date: 19 Nov 2024 * Fixed security (medium) issue = 1.5.3 = Release Date: 9 Oct 2024 * Fixed security issues = 1.5.2 = Release Date: 30 Sep 2024 * Refactoring and Improvements = 1.5.1 = Release Date: 25 Sep 2024 * Added IP whitelist feature * Added pro version settings as a showcase = 1.5.0 = Release Date: 05 Aug 2024 * Resolved calling get_class() without arguments is deprecated issue = 1.4.9 = Release Date: 21 May 2024 * Implemented nonce field in forms = 1.4.8 = Release Date: 18 May 2024 * Fixed security issues = 1.4.7 = Release Date: 14th February 2024 * Integrated with CM Custom User Registration and Login Form = 1.4.6 = Release Date: 22nd December 2023 * Update package info = 1.4.5 = Release Date: 28th Mar 2023 * Bugfix related to saving email blacklist = 1.4.4 = Release Date: 21st Mar 2023 * Update package info = 1.4.3 = Release Date: 9th Nov 2022 * Replace Internal support links [View Release Notes in Plugin Site](https://www.cminds.com/wordpress-plugins-library/email-registration-blacklist-plugin-for-wordpress/#changelog)