From 116e0dc4dec62c18e71a517b0564860e0945ad30 Mon Sep 17 00:00:00 2001
From: Peter Elliott <pelliott@ualberta.ca>
Date: Sun, 24 Apr 2022 22:56:00 -0600
Subject: [PATCH] LibMarkdown: Limit headings to 6 levels

---
 Userland/Libraries/LibMarkdown/Heading.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Userland/Libraries/LibMarkdown/Heading.cpp b/Userland/Libraries/LibMarkdown/Heading.cpp
index c4b54aef917..2eb24c04479 100644
--- a/Userland/Libraries/LibMarkdown/Heading.cpp
+++ b/Userland/Libraries/LibMarkdown/Heading.cpp
@@ -57,7 +57,7 @@ OwnPtr<Heading> Heading::parse(LineIterator& lines)
             break;
     }
 
-    if (!level || level >= line.length() || line[level] != ' ')
+    if (!level || level >= line.length() || line[level] != ' ' || level > 6)
         return {};
 
     StringView title_view = line.substring_view(level + 1, line.length() - level - 1);