From 4061b6fd87ce0c8bd54c2398746b6c0e2d2cf6d5 Mon Sep 17 00:00:00 2001
From: Dmitry Molotkov <aldarund@gmail.com>
Date: Tue, 25 Sep 2018 18:16:15 +0300
Subject: [PATCH] dont allow to cache error pages (#3962)

---
 lib/core/middleware/error.js | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lib/core/middleware/error.js b/lib/core/middleware/error.js
index ff5cd1f5b8..08f5b918e0 100644
--- a/lib/core/middleware/error.js
+++ b/lib/core/middleware/error.js
@@ -21,6 +21,7 @@ export default function errorMiddleware(err, req, res, next) {
     res.statusMessage = err.name
     res.setHeader('Content-Type', type + '; charset=utf-8')
     res.setHeader('Content-Length', Buffer.byteLength(content))
+    res.setHeader('Cache-Control', 'no-cache, no-store, max-age=0, must-revalidate')
 
     // Send Response
     res.end(content, 'utf-8')