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-rw-r--r--docs/ref/exceptions.txt5
-rw-r--r--docs/ref/settings.txt23
2 files changed, 28 insertions, 0 deletions
diff --git a/docs/ref/exceptions.txt b/docs/ref/exceptions.txt
index 2f5aa64b9d..7d34025cd6 100644
--- a/docs/ref/exceptions.txt
+++ b/docs/ref/exceptions.txt
@@ -84,12 +84,17 @@ Django core exception classes are defined in ``django.core.exceptions``.
* ``SuspiciousMultipartForm``
* ``SuspiciousSession``
* ``TooManyFieldsSent``
+ * ``TooManyFilesSent``
If a ``SuspiciousOperation`` exception reaches the ASGI/WSGI handler level
it is logged at the ``Error`` level and results in
a :class:`~django.http.HttpResponseBadRequest`. See the :doc:`logging
documentation </topics/logging/>` for more information.
+.. versionchanged:: 3.2.18
+
+ ``SuspiciousOperation`` is raised when too many files are submitted.
+
``PermissionDenied``
--------------------
diff --git a/docs/ref/settings.txt b/docs/ref/settings.txt
index 9bfadbc89b..9173009c94 100644
--- a/docs/ref/settings.txt
+++ b/docs/ref/settings.txt
@@ -1063,6 +1063,28 @@ could be used as a denial-of-service attack vector if left unchecked. Since web
servers don't typically perform deep request inspection, it's not possible to
perform a similar check at that level.
+.. setting:: DATA_UPLOAD_MAX_NUMBER_FILES
+
+``DATA_UPLOAD_MAX_NUMBER_FILES``
+--------------------------------
+
+.. versionadded:: 3.2.18
+
+Default: ``100``
+
+The maximum number of files that may be received via POST in a
+``multipart/form-data`` encoded request before a
+:exc:`~django.core.exceptions.SuspiciousOperation` (``TooManyFiles``) is
+raised. You can set this to ``None`` to disable the check. Applications that
+are expected to receive an unusually large number of file fields should tune
+this setting.
+
+The number of accepted files is correlated to the amount of time and memory
+needed to process the request. Large requests could be used as a
+denial-of-service attack vector if left unchecked. Since web servers don't
+typically perform deep request inspection, it's not possible to perform a
+similar check at that level.
+
.. setting:: DATABASE_ROUTERS
``DATABASE_ROUTERS``
@@ -3671,6 +3693,7 @@ HTTP
----
* :setting:`DATA_UPLOAD_MAX_MEMORY_SIZE`
* :setting:`DATA_UPLOAD_MAX_NUMBER_FIELDS`
+* :setting:`DATA_UPLOAD_MAX_NUMBER_FILES`
* :setting:`DEFAULT_CHARSET`
* :setting:`DISALLOWED_USER_AGENTS`
* :setting:`FORCE_SCRIPT_NAME`