It became known that the new Google Pixel 6a smartphone has security problems - it is unlocked using
Two YouTube videos show that evenpeople whose biometric data is not stored on the Pixel 6a can unlock it. In the first video from Geekyranjit, the smartphone is unlocked with two thumbs, although only one is registered. The second video from Beebom does show how a group of people can unlock the device, despite the fact that it only has two registered fingerprints.
It is important to note that not all Pixel 6a seem to have this problem. It could probably be a hardware defect.