diff --git a/.changeset/smooth-planes-itch.md b/.changeset/smooth-planes-itch.md
new file mode 100644
index 0000000000..638a2e0bf6
--- /dev/null
+++ b/.changeset/smooth-planes-itch.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-scaffolder-backend': patch
+---
+
+Fail gracefully if an invalid `Authorization` header is passed to `POST /v2/tasks`