diff --git a/superset-frontend/src/views/CRUD/utils.test.tsx b/superset-frontend/src/views/CRUD/utils.test.tsx
index 68d377e3102cf..ce7139e82a99a 100644
--- a/superset-frontend/src/views/CRUD/utils.test.tsx
+++ b/superset-frontend/src/views/CRUD/utils.test.tsx
@@ -23,7 +23,6 @@ import {
   getPasswordsNeeded,
   getAlreadyExists,
   hasTerminalValidation,
-  checkUploadExtensions,
 } from 'src/views/CRUD/utils';
 
 const terminalErrors = {
@@ -187,19 +186,3 @@ test('successfully modified rison to encode correctly', () => {
     expect(rison.decode(actualEncoding)).toEqual(testObject);
   });
 });
-
-test('checkUploadExtenssions should return valid upload extensions', () => {
-  const uploadExtensionTest = ['a', 'b', 'c'];
-  const randomExtension = ['a', 'c'];
-  const randomExtensionTwo = ['c'];
-  const randomExtensionThree: Array<any> = [];
-  expect(
-    checkUploadExtensions(randomExtension, uploadExtensionTest),
-  ).toBeTruthy();
-  expect(
-    checkUploadExtensions(randomExtensionTwo, uploadExtensionTest),
-  ).toBeTruthy();
-  expect(
-    checkUploadExtensions(randomExtensionThree, uploadExtensionTest),
-  ).toBeFalsy();
-});
diff --git a/superset-frontend/src/views/CRUD/utils.tsx b/superset-frontend/src/views/CRUD/utils.tsx
index d9d21c8565d17..174e1aa493108 100644
--- a/superset-frontend/src/views/CRUD/utils.tsx
+++ b/superset-frontend/src/views/CRUD/utils.tsx
@@ -27,7 +27,6 @@ import {
   css,
 } from '@superset-ui/core';
 import Chart from 'src/types/Chart';
-import { intersection } from 'lodash';
 import rison from 'rison';
 import { getClientErrorObject } from 'src/utils/getClientErrorObject';
 import { FetchDataConfig } from 'src/components/ListView';
@@ -410,14 +409,3 @@ export const hasTerminalValidation = (errors: Record<string, any>[]) =>
             isNeedsPassword(payload) || isAlreadyExists(payload),
         ),
   );
-
-export const checkUploadExtensions = (
-  perm: Array<any> | string | undefined | boolean,
-  cons: Array<any>,
-) => {
-  if (perm !== undefined) {
-    if (typeof perm === 'boolean') return perm;
-    return intersection(perm, cons).length;
-  }
-  return false;
-};
diff --git a/superset-frontend/src/views/components/Menu.tsx b/superset-frontend/src/views/components/Menu.tsx
index 3c51beef66f49..47414ba09993f 100644
--- a/superset-frontend/src/views/components/Menu.tsx
+++ b/superset-frontend/src/views/components/Menu.tsx
@@ -74,7 +74,7 @@ interface MenuObjectChildProps {
   index?: number;
   url?: string;
   isFrontendRoute?: boolean;
-  perm?: string | Array<any> | boolean;
+  perm?: string | boolean;
   view?: string;
 }
 
diff --git a/superset-frontend/src/views/components/MenuRight.tsx b/superset-frontend/src/views/components/MenuRight.tsx
index 60fd4565ac1f7..7f8adce6bf931 100644
--- a/superset-frontend/src/views/components/MenuRight.tsx
+++ b/superset-frontend/src/views/components/MenuRight.tsx
@@ -26,7 +26,6 @@ import { useSelector } from 'react-redux';
 import { UserWithPermissionsAndRoles } from 'src/types/bootstrapTypes';
 import LanguagePicker from './LanguagePicker';
 import DatabaseModal from '../CRUD/data/database/DatabaseModal';
-import { checkUploadExtensions } from '../CRUD/utils';
 import {
   ExtentionConfigs,
   GlobalMenuDataOptions,
@@ -76,7 +75,6 @@ const RightMenu = ({
     CSV_EXTENSIONS,
     COLUMNAR_EXTENSIONS,
     EXCEL_EXTENSIONS,
-    ALLOWED_EXTENSIONS,
     HAS_GSHEETS_INSTALLED,
   } = useSelector<any, ExtentionConfigs>(state => state.common.conf);
 
@@ -190,9 +188,7 @@ const RightMenu = ({
                     title={menuIconAndLabel(menu)}
                   >
                     {menu.childs.map((item, idx) =>
-                      typeof item !== 'string' &&
-                      item.name &&
-                      checkUploadExtensions(item.perm, ALLOWED_EXTENSIONS) ? (
+                      typeof item !== 'string' && item.name && item.perm ? (
                         <>
                           {idx === 2 && <Menu.Divider />}
                           <Menu.Item key={item.name}>
diff --git a/superset-frontend/src/views/components/types.ts b/superset-frontend/src/views/components/types.ts
index d46c2e1619132..0eff33390a727 100644
--- a/superset-frontend/src/views/components/types.ts
+++ b/superset-frontend/src/views/components/types.ts
@@ -20,10 +20,9 @@
 import { NavBarProps, MenuObjectProps } from './Menu';
 
 export interface ExtentionConfigs {
-  ALLOWED_EXTENSIONS: Array<any>;
-  CSV_EXTENSIONS: Array<any>;
-  COLUMNAR_EXTENSIONS: Array<any>;
-  EXCEL_EXTENSIONS: Array<any>;
+  CSV_EXTENSIONS: boolean;
+  COLUMNAR_EXTENSIONS: boolean;
+  EXCEL_EXTENSIONS: boolean;
   HAS_GSHEETS_INSTALLED: boolean;
 }
 export interface RightMenuProps {
diff --git a/superset/views/base.py b/superset/views/base.py
index 1249bc43cc4fb..067e8d74a727a 100644
--- a/superset/views/base.py
+++ b/superset/views/base.py
@@ -104,10 +104,6 @@
     "GLOBAL_ASYNC_QUERIES_WEBSOCKET_URL",
     "DASHBOARD_AUTO_REFRESH_MODE",
     "SCHEDULED_QUERIES",
-    "EXCEL_EXTENSIONS",
-    "CSV_EXTENSIONS",
-    "COLUMNAR_EXTENSIONS",
-    "ALLOWED_EXTENSIONS",
 )
 
 logger = logging.getLogger(__name__)
@@ -351,10 +347,16 @@ def common_bootstrap_payload() -> Dict[str, Any]:
     locale = str(get_locale())
 
     # should not expose API TOKEN to frontend
-    frontend_config = {
-        k: (list(conf.get(k)) if isinstance(conf.get(k), set) else conf.get(k))
-        for k in FRONTEND_CONF_KEYS
-    }
+    frontend_config = {k: conf.get(k) for k in FRONTEND_CONF_KEYS}
+    frontend_config["EXCEL_EXTENSIONS"] = bool(
+        bool(conf["EXCEL_EXTENSIONS"].intersection(conf["ALLOWED_EXTENSIONS"])),
+    )
+    frontend_config["CSV_EXTENSIONS"] = bool(
+        bool(conf["CSV_EXTENSIONS"].intersection(conf["ALLOWED_EXTENSIONS"])),
+    )
+    frontend_config["COLUMNAR_EXTENSIONS"] = bool(
+        bool(conf["COLUMNAR_EXTENSIONS"].intersection(conf["ALLOWED_EXTENSIONS"])),
+    )
 
     if conf.get("SLACK_API_TOKEN"):
         frontend_config["ALERT_REPORTS_NOTIFICATION_METHODS"] = [