diff --git a/projects/js-packages/publicize-components/changelog/update-social-initial-state-migrate-api-paths b/projects/js-packages/publicize-components/changelog/update-social-initial-state-migrate-api-paths
new file mode 100644
index 0000000000000..76095067a3bf0
--- /dev/null
+++ b/projects/js-packages/publicize-components/changelog/update-social-initial-state-migrate-api-paths
@@ -0,0 +1,4 @@
+Significance: patch
+Type: changed
+
+Social; Migrated the API paths from initial state to the new script data
diff --git a/projects/js-packages/publicize-components/src/hooks/use-share-post/index.js b/projects/js-packages/publicize-components/src/hooks/use-share-post/index.js
index 17f865ccce260..0b94ee04a8844 100644
--- a/projects/js-packages/publicize-components/src/hooks/use-share-post/index.js
+++ b/projects/js-packages/publicize-components/src/hooks/use-share-post/index.js
@@ -1,4 +1,3 @@
-import { getJetpackData } from '@automattic/jetpack-shared-extension-utils';
 import apiFetch from '@wordpress/api-fetch';
 import { useSelect } from '@wordpress/data';
 import { store as editorStore } from '@wordpress/editor';
@@ -6,6 +5,7 @@ import { useState, useCallback } from '@wordpress/element';
 import { __ } from '@wordpress/i18n';
 import useSocialMediaConnections from '../../hooks/use-social-media-connections';
 import useSocialMediaMessage from '../../hooks/use-social-media-message';
+import { getSocialScriptData } from '../../utils/script-data';
 
 /**
  * Takes an error object and returns a more meaningful error message.
@@ -79,9 +79,7 @@ export default function useSharePost( postId ) {
 	postId = postId || currentPostId;
 
 	const [ data, setData ] = useState( { data: [], error: {} } );
-	const path = (
-		getJetpackData()?.social?.resharePath ?? '/wpcom/v2/posts/{postId}/publicize'
-	).replace( '{postId}', postId );
+	const path = getSocialScriptData().api_paths.resharePost.replace( '{postId}', postId );
 
 	const doPublicize = useCallback(
 		function () {
diff --git a/projects/js-packages/publicize-components/src/social-store/actions/connection-data.js b/projects/js-packages/publicize-components/src/social-store/actions/connection-data.js
index 1594de17cb502..8c23c207ad21d 100644
--- a/projects/js-packages/publicize-components/src/social-store/actions/connection-data.js
+++ b/projects/js-packages/publicize-components/src/social-store/actions/connection-data.js
@@ -3,6 +3,7 @@ import apiFetch from '@wordpress/api-fetch';
 import { dispatch as coreDispatch } from '@wordpress/data';
 import { store as editorStore } from '@wordpress/editor';
 import { __, sprintf } from '@wordpress/i18n';
+import { getSocialScriptData } from '../../utils/script-data';
 import {
 	ADD_CONNECTION,
 	DELETE_CONNECTION,
@@ -177,7 +178,7 @@ export function abortRefreshConnectionsRequest() {
 export function refreshConnectionTestResults( syncToMeta = false ) {
 	return async function ( { dispatch, select } ) {
 		try {
-			const path = select.connectionRefreshPath() || '/wpcom/v2/publicize/connection-test-results';
+			const path = getSocialScriptData().api_paths.refreshConnections;
 
 			// Wait until all connections are done updating/deleting.
 			while (
diff --git a/projects/js-packages/publicize-components/src/social-store/actions/test/connection-data.js b/projects/js-packages/publicize-components/src/social-store/actions/test/connection-data.js
index e4ebbc87cbde1..86b84bc27c9b3 100644
--- a/projects/js-packages/publicize-components/src/social-store/actions/test/connection-data.js
+++ b/projects/js-packages/publicize-components/src/social-store/actions/test/connection-data.js
@@ -139,10 +139,21 @@ describe( 'Social store actions: connectionData', () => {
 	} );
 
 	describe( 'refreshConnectionTestResults', () => {
+		const refreshConnections = '/wpcom/v2/publicize/connection-test-results';
+		beforeAll( () => {
+			global.JetpackScriptData = {
+				social: {
+					api_paths: {
+						refreshConnections,
+					},
+				},
+			};
+		} );
+
 		it( 'should refresh connection test results', async () => {
 			// Mock apiFetch response.
 			apiFetch.setFetchHandler( async ( { path } ) => {
-				if ( path.startsWith( '/wpcom/v2/publicize/connection-test-results' ) ) {
+				if ( path.startsWith( refreshConnections ) ) {
 					return connections.map( connection => ( {
 						...connection,
 						can_refresh: false,
diff --git a/projects/js-packages/publicize-components/src/social-store/reducer/index.js b/projects/js-packages/publicize-components/src/social-store/reducer/index.js
index e330313125616..6bb4ca08a345b 100644
--- a/projects/js-packages/publicize-components/src/social-store/reducer/index.js
+++ b/projects/js-packages/publicize-components/src/social-store/reducer/index.js
@@ -16,7 +16,6 @@ const reducer = combineReducers( {
 	useAdminUiV1: ( state = false ) => state,
 	featureFlags: ( state = false ) => state,
 	hasPaidFeatures: ( state = false ) => state,
-	connectionRefreshPath: ( state = '' ) => state,
 } );
 
 export default reducer;
diff --git a/projects/js-packages/publicize-components/src/social-store/selectors/index.js b/projects/js-packages/publicize-components/src/social-store/selectors/index.js
index ad6608112a2fe..00b33e2c69533 100644
--- a/projects/js-packages/publicize-components/src/social-store/selectors/index.js
+++ b/projects/js-packages/publicize-components/src/social-store/selectors/index.js
@@ -14,7 +14,6 @@ const selectors = {
 	useAdminUiV1: state => state.useAdminUiV1,
 	featureFlags: state => state.featureFlags,
 	hasPaidFeatures: state => state.hasPaidFeatures,
-	connectionRefreshPath: state => state.connectionRefreshPath,
 };
 
 export default selectors;
diff --git a/projects/js-packages/publicize-components/src/types/types.ts b/projects/js-packages/publicize-components/src/types/types.ts
index 10abe2931230d..4134cea695179 100644
--- a/projects/js-packages/publicize-components/src/types/types.ts
+++ b/projects/js-packages/publicize-components/src/types/types.ts
@@ -12,7 +12,13 @@ export type ConnectionService = {
 	multiple_external_user_ID_support?: boolean;
 };
 
+export interface ApiPaths {
+	refreshConnections: string;
+	resharePost: string;
+}
+
 export interface SocialScriptData {
+	api_paths: ApiPaths;
 	is_publicize_enabled: boolean;
 	feature_flags: FeatureFlags;
 	supported_services: Array< ConnectionService >;
diff --git a/projects/packages/publicize/changelog/update-social-initial-state-migrate-api-paths b/projects/packages/publicize/changelog/update-social-initial-state-migrate-api-paths
new file mode 100644
index 0000000000000..76095067a3bf0
--- /dev/null
+++ b/projects/packages/publicize/changelog/update-social-initial-state-migrate-api-paths
@@ -0,0 +1,4 @@
+Significance: patch
+Type: changed
+
+Social; Migrated the API paths from initial state to the new script data
diff --git a/projects/packages/publicize/src/class-publicize-script-data.php b/projects/packages/publicize/src/class-publicize-script-data.php
index 77f5a11ef3016..ba9d6631e41cb 100644
--- a/projects/packages/publicize/src/class-publicize-script-data.php
+++ b/projects/packages/publicize/src/class-publicize-script-data.php
@@ -11,6 +11,7 @@
 use Automattic\Jetpack\Connection\Manager;
 use Automattic\Jetpack\Current_Plan;
 use Automattic\Jetpack\Publicize\Publicize_Utils as Utils;
+use Automattic\Jetpack\Status\Host;
 
 /**
  * Publicize_Script_Data class.
@@ -30,6 +31,11 @@ public static function publicize() {
 		 */
 		global $publicize;
 
+		if ( ! $publicize && function_exists( 'publicize_init' ) ) {
+			// @phan-suppress-next-line PhanUndeclaredFunction - phan is dumb not to see the function_exists check
+			publicize_init();
+		}
+
 		return $publicize;
 	}
 
@@ -49,7 +55,7 @@ public static function set_admin_script_data( $data ) {
 
 		$data['social'] = self::get_admin_script_data();
 
-		if ( empty( $data['site']['plan'] ) ) {
+		if ( empty( $data['site']['plan']['product_slug'] ) ) {
 			$data['site']['plan'] = Current_Plan::get();
 		}
 
@@ -74,18 +80,27 @@ public static function get_admin_script_data() {
 		}
 
 		$basic_data = array(
+			'api_paths'            => array(),
 			'is_publicize_enabled' => Utils::is_publicize_active(),
 			'feature_flags'        => self::get_feature_flags(),
 			'supported_services'   => array(),
 		);
 
-		if ( ! Utils::is_publicize_active() || ! Utils::is_connected() ) {
+		if ( ! Utils::is_publicize_active() ) {
+			return $basic_data;
+		}
+
+		// Simple sites don't have a user connection.
+		$is_publicize_configured = ( new Host() )->is_wpcom_simple() || Utils::is_connected();
+
+		if ( ! $is_publicize_configured ) {
 			return $basic_data;
 		}
 
 		return array_merge(
 			$basic_data,
 			array(
+				'api_paths'          => self::get_api_paths(),
 				'supported_services' => self::get_supported_services(),
 				/**
 				 * 'store'       => self::get_store_script_data(),
@@ -166,4 +181,26 @@ function ( $service ) {
 			)
 		);
 	}
+
+	/**
+	 * Get the API paths.
+	 *
+	 * @return array
+	 */
+	public static function get_api_paths() {
+
+		$is_simple_site = ( new Host() )->is_wpcom_simple();
+
+		if ( $is_simple_site ) {
+			return array(
+				'refreshConnections' => '/wpcom/v2/publicize/connection-test-results',
+				'resharePost'        => '/wpcom/v2/posts/{postId}/publicize',
+			);
+		}
+
+		return array(
+			'refreshConnections' => '/jetpack/v4/publicize/connections?test_connections=1',
+			'resharePost'        => '/jetpack/v4/publicize/{postId}',
+		);
+	}
 }