[Server] Escape HTML in webchat (#2368)

* escape HTML in webchat
* add amp

2 files changed, 130 insertions, 119 deletions

diff --git a/examples/server/index.html.hpp b/examples/server/index.html.hpp
index 0769170..1b21d4d 100644
--- a/examples/server/index.html.hpp
+++ b/examples/server/index.html.hpp
@@ -1017,129 +1017,137 @@ unsigned char index_html[] = {
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+  0x3e, 0x0a
 };
-unsigned int index_html_len = 13696;
+unsigned int index_html_len = 13790;
diff --git a/examples/server/public/index.html b/examples/server/public/index.html
index f5ed2d4..ea93de4 100644
--- a/examples/server/public/index.html
+++ b/examples/server/public/index.html
@@ -390,6 +390,9 @@
     // poor mans markdown replacement
     const Markdownish = (params) => {
       const md = params.text
+        .replace(/&/g, '&')
+        .replace(/</g, '&lt;')
+        .replace(/>/g, '&gt;')
         .replace(/^#{1,6} (.*)$/gim, '<h3>$1</h3>')
         .replace(/\*\*(.*?)\*\*/g, '<strong>$1</strong>')
         .replace(/__(.*?)__/g, '<strong>$1</strong>')