diff --git a/docs/releases.rst b/docs/releases.rst
index dd53b12ffe..fc7e41654f 100644
--- a/docs/releases.rst
+++ b/docs/releases.rst
@@ -4,6 +4,7 @@ Release notes
 .. toctree::
    :maxdepth: 2
 
+   releases/v6.3.2
    releases/v6.3.1
    releases/v6.3.0
    releases/v6.2.0
diff --git a/docs/releases/v6.3.2.rst b/docs/releases/v6.3.2.rst
new file mode 100644
index 0000000000..250a6e4eb4
--- /dev/null
+++ b/docs/releases/v6.3.2.rst
@@ -0,0 +1,11 @@
+What's new in Tornado 6.3.2
+===========================
+
+May 13, 2023
+------------
+
+Security improvements
+~~~~~~~~~~~~~~~~~~~~~
+
+- Fixed an open redirect vulnerability in StaticFileHandler under certain
+  configurations.
\ No newline at end of file
diff --git a/tornado/__init__.py b/tornado/__init__.py
index afbd715053..475c1f612e 100644
--- a/tornado/__init__.py
+++ b/tornado/__init__.py
@@ -22,8 +22,8 @@
 # is zero for an official release, positive for a development branch,
 # or negative for a release candidate or beta (after the base version
 # number has been incremented)
-version = "6.3.1"
-version_info = (6, 3, 1, 0)
+version = "6.3.2"
+version_info = (6, 3, 2, 0)
 
 import importlib
 import typing