diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index d4d2da5b..e615612b 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -3,9 +3,18 @@ Changelog
 
 This document describes changes between each past release.
 
-4.1.5 (unreleased)
+4.1.5 (2020-07-26)
 ==================
 
+This release fixes a `serious security issue <https://github.com/spiral-project/ihatemoney/security/advisories/GHSA-67j9-c52g-w2q9>`_.
+
+All users are encouraged to upgrade.
+
+Fixed
+-----
+
+- Fix unauthorized access and modification of project data (CVE-2020-15120) (#663)
+
 Changed
 -------