The O/U does not certify Bertolli Balsamic Glaze. Some bottles are labeled with an unauthorized O/U. This product is primarily sold in Mexico (and possibly other locations).
From The KIB: Pesach News – Avocado Oil and Spray
All Pure Virgin Avocado Oil & Spray (without additives), are fine for use on Pesach without a special Pesach designation on the label.