diff --git a/BUILD.gn b/BUILD.gn
index 51da9e4..b9851c0 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -27,4 +27,8 @@
     "-Wno-sign-compare",
     "-Wno-unused-parameter",
   ]
+
+  # TODO(47044): UBSan has found an instance of undefined behavior in this target.
+  # Disable UBSan for this target temporarily until it is migrated into CI/CQ.
+  configs += [ "//build/config:temporarily_disable_ubsan_do_not_use" ]
 }