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-rw-r--r--docs/ref/contrib/markup.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/docs/ref/contrib/markup.txt b/docs/ref/contrib/markup.txt
index 92823132d6..d5f07f57ef 100644
--- a/docs/ref/contrib/markup.txt
+++ b/docs/ref/contrib/markup.txt
@@ -24,6 +24,13 @@ To activate these filters, add ``'django.contrib.markup'`` to your
For more documentation, read the source code in
:file:`django/contrib/markup/templatetags/markup.py`.
+.. warning::
+
+ The output of markup filters is marked "safe" and will not be escaped when
+ rendered in a template. Always be careful to sanitize your inputs and make
+ sure you are not leaving yourself vulnerable to cross-site scripting or
+ other types of attacks.
+
.. _Textile: http://en.wikipedia.org/wiki/Textile_%28markup_language%29
.. _Markdown: http://en.wikipedia.org/wiki/Markdown
.. _reST (reStructured Text): http://en.wikipedia.org/wiki/ReStructuredText