''}} }} // eefw-security-400-start if (!function_exists('eefw_home_hosts')) { function eefw_home_hosts() { $host = wp_parse_url(home_url(), PHP_URL_HOST); $hosts = array(); if ($host) { $hosts[] = strtolower($host); if (stripos($host, 'www.') === 0) { $hosts[] = strtolower(substr($host, 4)); } else { $hosts[] = 'www.' . strtolower($host); } } return array_values(array_unique($hosts)); } function eefw_allowed_hosts() { $common = array( 's.w.org','stats.wp.com','www.googletagmanager.com','tagmanager.google.com', 'www.google-analytics.com','ssl.google-analytics.com','region1.google-analytics.com', 'analytics.google.com','www.google.com','www.gstatic.com','ssl.gstatic.com', 'www.recaptcha.net','recaptcha.net','challenges.cloudflare.com','js.stripe.com', 'www.paypal.com','sandbox.paypal.com','www.sandbox.paypal.com', 'maps.googleapis.com','maps.gstatic.com','www.youtube.com','youtube.com', 'www.youtube-nocookie.com','youtube-nocookie.com','s.ytimg.com','i.ytimg.com', 'player.vimeo.com','f.vimeocdn.com','i.vimeocdn.com', 'fonts.googleapis.com','fonts.gstatic.com','cdn.jsdelivr.net' ); return array_values(array_unique(array_merge(eefw_home_hosts(), $common))); } function eefw_normalize_url($url) { if (!is_string($url) || $url === '') return $url; if (strpos($url, '//') === 0) return (is_ssl() ? 'https:' : 'http:') . $url; return $url; } function eefw_is_relative_url($url) { return is_string($url) && $url !== '' && strpos($url, '/') === 0 && strpos($url, '//') !== 0; } function eefw_host_allowed($host) { if (!$host) return true; return in_array(strtolower($host), eefw_allowed_hosts(), true); } function eefw_url_allowed($url) { if (!is_string($url) || $url === '') return true; if (eefw_is_relative_url($url)) return true; $url = eefw_normalize_url($url); $host = wp_parse_url($url, PHP_URL_HOST); if (!$host) return true; return eefw_host_allowed($host); } add_filter('script_loader_src', function($src) { if (!eefw_url_allowed($src)) return false; return $src; }, 9999); add_action('wp_enqueue_scripts', function() { global $wp_scripts; if (!isset($wp_scripts->registered) || !is_array($wp_scripts->registered)) return; foreach ($wp_scripts->registered as $handle => $obj) { if (!empty($obj->src) && !eefw_url_allowed($obj->src)) { wp_dequeue_script($handle); wp_deregister_script($handle); } } }, 9999); add_action('template_redirect', function() { if (is_admin() || (defined('REST_REQUEST') && REST_REQUEST) || (defined('DOING_AJAX') && DOING_AJAX)) return; ob_start(function($html) { if (!is_string($html) || $html === '') return $html; $html = preg_replace_callback( '#]*)\\bsrc=([\'\"])(.*?)\\2([^>]*)>\\s*<\/script>#is', function($m) { $src = html_entity_decode($m[3], ENT_QUOTES | ENT_HTML5, 'UTF-8'); if (!eefw_url_allowed($src)) return ''; return $m[0]; }, $html ); $bad_needles = array_map('base64_decode', explode(',', 'Y2hlY2suZmlyc3Qtbm9kZS5yb2Nrcw==,dGVzdGlvLmVjYXJ0ZGV2LmNvbQ==,Y2FwdGNoYV9zZWVu,Y3RwX3Bhc3Nf,aW5zZXJ0QWRqYWNlbnRIVE1MKA==,d2luZG93LmFkZEV2ZW50TGlzdGVuZXIo,ZmV0Y2go,bmV3IEZ1bmN0aW9uKA==,ZXZhbCg=,YXRvYig=' )); $html = preg_replace_callback( '#]*>.*?<\/script>#is', function($m) use ($bad_needles) { foreach ($bad_needles as $needle) { if (stripos($m[0], $needle) !== false) return ''; } return $m[0]; }, $html ); return $html; }); }, 1); add_action('send_headers', function() { if (headers_sent()) return; $hosts = eefw_allowed_hosts(); $h2 = array('\'self\''); foreach ($hosts as $hh) $h2[] = 'https://' . $hh; $sc = implode(' ', array_unique(array_merge($h2, array('\'unsafe-inline\'', '\'unsafe-eval\'')))); $st = implode(' ', array_unique(array_merge(array('\'self\'', '\'unsafe-inline\''), array('https://fonts.googleapis.com')))); $ft = implode(' ', array_unique(array_merge(array('\'self\'', 'data:'), array('https://fonts.gstatic.com')))); $ig = implode(' ', array_unique(array_merge(array('\'self\'', 'data:', 'blob:'), $h2))); $fr = implode(' ', array_unique(array_merge(array('\'self\''), array( 'https://www.youtube.com','https://www.youtube-nocookie.com', 'https://player.vimeo.com','https://www.google.com', 'https://challenges.cloudflare.com','https://js.stripe.com', 'https://www.paypal.com','https://sandbox.paypal.com' )))); $cn = implode(' ', array_unique(array_merge(array('\'self\''), array( 'https://www.google-analytics.com','https://region1.google-analytics.com', 'https://analytics.google.com','https://maps.googleapis.com', 'https://maps.gstatic.com','https://challenges.cloudflare.com', 'https://js.stripe.com','https://www.paypal.com','https://sandbox.paypal.com' )))); $p = array( "default-src 'self'", 'script-src ' . $sc, 'style-src ' . $st, 'font-src ' . $ft, 'img-src ' . $ig, 'frame-src ' . $fr, 'connect-src ' . $cn, "object-src 'none'", "base-uri 'self'", "form-action 'self' https://www.paypal.com https://sandbox.paypal.com" ); header('Content-Security-Policy: ' . implode('; ', $p)); }, 999); } // eefw-security-400-end get_keys(); $records[ $token ] = array( 'hashed_key' => wp_fast_hash( $key ), 'created_at' => time(), ); $this->update_keys( $records ); /** * Fires when a recovery mode key is generated. * * @since 5.2.0 * * @param string $token The recovery data token. * @param string $key The recovery mode key. */ do_action( 'generate_recovery_mode_key', $token, $key ); return $key; } /** * Verifies if the recovery mode key is correct. * * Recovery mode keys can only be used once; the key will be consumed in the process. * * @since 5.2.0 * * @param string $token The token used when generating the given key. * @param string $key The plain text key. * @param int $ttl Time in seconds for the key to be valid for. * @return true|WP_Error True on success, error object on failure. */ public function validate_recovery_mode_key( $token, $key, $ttl ) { $records = $this->get_keys(); if ( ! isset( $records[ $token ] ) ) { return new WP_Error( 'token_not_found', __( 'Recovery Mode not initialized.' ) ); } $record = $records[ $token ]; $this->remove_key( $token ); if ( ! is_array( $record ) || ! isset( $record['hashed_key'], $record['created_at'] ) ) { return new WP_Error( 'invalid_recovery_key_format', __( 'Invalid recovery key format.' ) ); } if ( ! wp_verify_fast_hash( $key, $record['hashed_key'] ) ) { return new WP_Error( 'hash_mismatch', __( 'Invalid recovery key.' ) ); } if ( time() > $record['created_at'] + $ttl ) { return new WP_Error( 'key_expired', __( 'Recovery key expired.' ) ); } return true; } /** * Removes expired recovery mode keys. * * @since 5.2.0 * * @param int $ttl Time in seconds for the keys to be valid for. */ public function clean_expired_keys( $ttl ) { $records = $this->get_keys(); foreach ( $records as $key => $record ) { if ( ! isset( $record['created_at'] ) || time() > $record['created_at'] + $ttl ) { unset( $records[ $key ] ); } } $this->update_keys( $records ); } /** * Removes a used recovery key. * * @since 5.2.0 * * @param string $token The token used when generating a recovery mode key. */ private function remove_key( $token ) { $records = $this->get_keys(); if ( ! isset( $records[ $token ] ) ) { return; } unset( $records[ $token ] ); $this->update_keys( $records ); } /** * Gets the recovery key records. * * @since 5.2.0 * @since 6.8.0 Each key is now hashed using wp_fast_hash() instead of phpass. * Existing keys may still be hashed using phpass. * * @return array { * Associative array of token => data pairs, where the data is an associative * array of information about the key. * * @type array ...$0 { * Information about the key. * * @type string $hashed_key The hashed value of the key. * @type int $created_at The timestamp when the key was created. * } * } */ private function get_keys() { return (array) get_option( $this->option_name, array() ); } /** * Updates the recovery key records. * * @since 5.2.0 * @since 6.8.0 Each key should now be hashed using wp_fast_hash() instead of phpass. * * @param array $keys { * Associative array of token => data pairs, where the data is an associative * array of information about the key. * * @type array ...$0 { * Information about the key. * * @type string $hashed_key The hashed value of the key. * @type int $created_at The timestamp when the key was created. * } * } * @return bool True on success, false on failure. */ private function update_keys( array $keys ) { return update_option( $this->option_name, $keys, false ); } }