diff --git a/changelogs/unreleased/20422-hide-ui-variables-by-default.yml b/changelogs/unreleased/20422-hide-ui-variables-by-default.yml
new file mode 100644
index 0000000000000000000000000000000000000000..60285d49718a2ecf27f0e15b11ae4c6e5aa774ba
--- /dev/null
+++ b/changelogs/unreleased/20422-hide-ui-variables-by-default.yml
@@ -0,0 +1,6 @@
+---
+title: Pipeline trigger variable values are hidden in the UI by default. Maintainers
+  have the option to reveal them.
+merge_request: 23518
+author: jhampton
+type: added