diff --git a/public/src/client/login.js b/public/src/client/login.js
index 0c59cdf2cc..204dd799e2 100644
--- a/public/src/client/login.js
+++ b/public/src/client/login.js
@@ -1,7 +1,7 @@
 'use strict';
 
 
-define('forum/login', ['hooks', 'jquery-form'], function (hooks) {
+define('forum/login', ['hooks', 'translator', 'jquery-form'], function (hooks, translator) {
 	var	Login = {
 		_capsState: false,
 	};
@@ -44,17 +44,22 @@ define('forum/login', ['hooks', 'jquery-form'], function (hooks) {
 						window.location.href = pathname + '?' + qs;
 					},
 					error: function (data) {
+						var message = data.responseText;
+						var errInfo = data.responseJSON;
 						if (data.status === 403 && data.responseText === 'Forbidden') {
 							window.location.href = config.relative_path + '/login?error=csrf-invalid';
-						} else {
-							errorEl.find('p').translateText(data.responseText);
-							errorEl.show();
-							submitEl.removeClass('disabled');
-
-							// Select the entire password if that field has focus
-							if ($('#password:focus').length) {
-								$('#password').select();
-							}
+						} else if (errInfo && errInfo.hasOwnProperty('banned_until')) {
+							message = errInfo.banned_until ?
+								translator.compile('error:user-banned-reason-until', (new Date(errInfo.banned_until).toLocaleString()), errInfo.reason) :
+								'[[error:user-banned-reason, ' + errInfo.reason + ']]';
+						}
+						errorEl.find('p').translateText(message);
+						errorEl.show();
+						submitEl.removeClass('disabled');
+
+						// Select the entire password if that field has focus
+						if ($('#password:focus').length) {
+							$('#password').select();
 						}
 					},
 				});
diff --git a/src/controllers/authentication.js b/src/controllers/authentication.js
index 4340b16508..5e8a2cd6b9 100644
--- a/src/controllers/authentication.js
+++ b/src/controllers/authentication.js
@@ -273,7 +273,7 @@ function continueLogin(strategy, req, res, next) {
 	passport.authenticate(strategy, async (err, userData, info) => {
 		if (err) {
 			plugins.hooks.fire('action:login.continue', { req, strategy, userData, error: err });
-			return helpers.noScriptErrors(req, res, err.message, 403);
+			return helpers.noScriptErrors(req, res, err.data || err.message, 403);
 		}
 
 		if (!userData) {
@@ -433,8 +433,7 @@ authenticationController.localLogin = async function (req, username, password, n
 		userData.isAdminOrGlobalMod = isAdminOrGlobalMod;
 
 		if (!canLoginIfBanned) {
-			const banMesage = await getBanInfo(uid);
-			return next(new Error(banMesage));
+			return next(await getBanError(uid));
 		}
 
 		// Doing this after the ban check, because user's privileges might change after a ban expires
@@ -493,19 +492,19 @@ authenticationController.logout = async function (req, res, next) {
 	}
 };
 
-async function getBanInfo(uid) {
+async function getBanError(uid) {
 	try {
 		const banInfo = await user.getLatestBanInfo(uid);
 
 		if (!banInfo.reason) {
-			banInfo.reason = await translator.translate('[[user:info.banned-no-reason]]');
+			banInfo.reason = '[[user:info.banned-no-reason]]';
 		}
-		return banInfo.banned_until ?
-			`[[error:user-banned-reason-until, ${banInfo.banned_until_readable}, ${banInfo.reason}]]` :
-			`[[error:user-banned-reason, ${banInfo.reason}]]`;
+		const err = new Error(banInfo.reason);
+		err.data = banInfo;
+		return err;
 	} catch (err) {
 		if (err.message === 'no-ban-info') {
-			return '[[error:user-banned]]';
+			return new Error('[[error:user-banned]]');
 		}
 		throw err;
 	}
diff --git a/src/controllers/helpers.js b/src/controllers/helpers.js
index 6173402c47..6b91bba943 100644
--- a/src/controllers/helpers.js
+++ b/src/controllers/helpers.js
@@ -21,7 +21,10 @@ const url = nconf.get('url');
 
 helpers.noScriptErrors = async function (req, res, error, httpStatus) {
 	if (req.body.noscript !== 'true') {
-		return res.status(httpStatus).send(error);
+		if (typeof error === 'string') {
+			return res.status(httpStatus).send(error);
+		}
+		return res.status(httpStatus).json(error);
 	}
 	const middleware = require('../middleware');
 	const httpStatusString = httpStatus.toString();