diff --git a/core/io/file_access.compat.inc b/core/io/file_access.compat.inc
index f48005da67..d340100fd7 100644
--- a/core/io/file_access.compat.inc
+++ b/core/io/file_access.compat.inc
@@ -34,6 +34,10 @@ Ref<FileAccess> FileAccess::_open_encrypted_bind_compat_98918(const String &p_pa
 	return open_encrypted(p_path, p_mode_flags, p_key, Vector<uint8_t>());
 }
 
+Ref<FileAccess> FileAccess::_create_temp_compat_114053(int p_mode_flags, const String &p_prefix, const String &p_extension, bool p_keep) {
+	return _create_temp((ModeFlags)p_mode_flags, p_prefix, p_extension, p_keep);
+}
+
 void FileAccess::store_8_bind_compat_78289(uint8_t p_dest) {
 	store_8(p_dest);
 }
@@ -100,6 +104,7 @@ String FileAccess::get_as_text_bind_compat_110867(bool p_skip_cr) const {
 
 void FileAccess::_bind_compatibility_methods() {
 	ClassDB::bind_compatibility_static_method("FileAccess", D_METHOD("open_encrypted", "path", "mode_flags", "key"), &FileAccess::_open_encrypted_bind_compat_98918);
+	ClassDB::bind_compatibility_static_method("FileAccess", D_METHOD("create_temp", "mode_flags", "prefix", "extension", "keep"), &FileAccess::_create_temp_compat_114053, DEFVAL(""), DEFVAL(""), DEFVAL(false));
 
 	ClassDB::bind_compatibility_method(D_METHOD("store_8", "value"), &FileAccess::store_8_bind_compat_78289);
 	ClassDB::bind_compatibility_method(D_METHOD("store_16", "value"), &FileAccess::store_16_bind_compat_78289);
diff --git a/core/io/file_access.cpp b/core/io/file_access.cpp
index b869af3717..caae8ee026 100644
--- a/core/io/file_access.cpp
+++ b/core/io/file_access.cpp
@@ -79,7 +79,7 @@ Ref<FileAccess> FileAccess::create_for_path(const String &p_path) {
 	return ret;
 }
 
-Ref<FileAccess> FileAccess::create_temp(int p_mode_flags, const String &p_prefix, const String &p_extension, bool p_keep, Error *r_error) {
+Ref<FileAccess> FileAccess::create_temp(ModeFlags p_mode_flags, const String &p_prefix, const String &p_extension, bool p_keep, Error *r_error) {
 	const String ERROR_COMMON_PREFIX = "Error while creating temporary file";
 
 	if (!p_prefix.is_empty() && !p_prefix.is_valid_filename()) {
@@ -136,7 +136,7 @@ Ref<FileAccess> FileAccess::create_temp(int p_mode_flags, const String &p_prefix
 	return ret;
 }
 
-Ref<FileAccess> FileAccess::_create_temp(int p_mode_flags, const String &p_prefix, const String &p_extension, bool p_keep) {
+Ref<FileAccess> FileAccess::_create_temp(ModeFlags p_mode_flags, const String &p_prefix, const String &p_extension, bool p_keep) {
 	return create_temp(p_mode_flags, p_prefix, p_extension, p_keep, &last_file_open_error);
 }
 
diff --git a/core/io/file_access.h b/core/io/file_access.h
index 4b7fa787a5..77fbc99925 100644
--- a/core/io/file_access.h
+++ b/core/io/file_access.h
@@ -122,6 +122,7 @@ protected:
 
 #ifndef DISABLE_DEPRECATED
 	static Ref<FileAccess> _open_encrypted_bind_compat_98918(const String &p_path, ModeFlags p_mode_flags, const Vector<uint8_t> &p_key);
+	static Ref<FileAccess> _create_temp_compat_114053(int p_mode_flags, const String &p_prefix = "", const String &p_extension = "", bool p_keep = false);
 
 	void store_8_bind_compat_78289(uint8_t p_dest);
 	void store_16_bind_compat_78289(uint16_t p_dest);
@@ -160,7 +161,7 @@ private:
 	String _temp_path;
 	void _delete_temp();
 
-	static Ref<FileAccess> _create_temp(int p_mode_flags, const String &p_prefix = "", const String &p_extension = "", bool p_keep = false);
+	static Ref<FileAccess> _create_temp(ModeFlags p_mode_flags, const String &p_prefix = "", const String &p_extension = "", bool p_keep = false);
 
 public:
 	static void set_file_close_fail_notify_callback(FileCloseFailNotify p_cbk) { close_fail_notify = p_cbk; }
@@ -241,7 +242,7 @@ public:
 	static Ref<FileAccess> create(AccessType p_access); /// Create a file access (for the current platform) this is the only portable way of accessing files.
 	static Ref<FileAccess> create_for_path(const String &p_path);
 	static Ref<FileAccess> open(const String &p_path, int p_mode_flags, Error *r_error = nullptr); /// Create a file access (for the current platform) this is the only portable way of accessing files.
-	static Ref<FileAccess> create_temp(int p_mode_flags, const String &p_prefix = "", const String &p_extension = "", bool p_keep = false, Error *r_error = nullptr);
+	static Ref<FileAccess> create_temp(ModeFlags p_mode_flags, const String &p_prefix = "", const String &p_extension = "", bool p_keep = false, Error *r_error = nullptr);
 
 	static Ref<FileAccess> open_encrypted(const String &p_path, ModeFlags p_mode_flags, const Vector<uint8_t> &p_key, const Vector<uint8_t> &p_iv = Vector<uint8_t>());
 	static Ref<FileAccess> open_encrypted_pass(const String &p_path, ModeFlags p_mode_flags, const String &p_pass);
diff --git a/doc/classes/FileAccess.xml b/doc/classes/FileAccess.xml
index 087ccd9a34..cdfdb36511 100644
--- a/doc/classes/FileAccess.xml
+++ b/doc/classes/FileAccess.xml
@@ -53,7 +53,7 @@
 		</method>
 		<method name="create_temp" qualifiers="static">
 			<return type="FileAccess" />
-			<param index="0" name="mode_flags" type="int" />
+			<param index="0" name="mode_flags" type="int" enum="FileAccess.ModeFlags" />
 			<param index="1" name="prefix" type="String" default="&quot;&quot;" />
 			<param index="2" name="extension" type="String" default="&quot;&quot;" />
 			<param index="3" name="keep" type="bool" default="false" />
diff --git a/misc/extension_api_validation/4.5-stable/GH-114053.txt b/misc/extension_api_validation/4.5-stable/GH-114053.txt
new file mode 100644
index 0000000000..d4181a3f61
--- /dev/null
+++ b/misc/extension_api_validation/4.5-stable/GH-114053.txt
@@ -0,0 +1,7 @@
+GH-114053
+---------
+Validate extension JSON: Error: Field 'classes/FileAccess/methods/create_temp/arguments': meta was removed.
+Validate extension JSON: Error: Field 'classes/FileAccess/methods/create_temp/arguments/0': type changed value in new API, from "int" to "enum::FileAccess.ModeFlags".
+
+The argument was supposed to use this enum instead of an untyped int.
+A compatibility method has been registered.