https://wccftech.com/security-researcher-jailbreaks-airtag-and-modifies-its-nfc-url-video/

The AirTag was announced at Apple's highly anticipated Spring Loaded event. While it has been mere days since launch a security researcher has hacked the accessory and modified the elements of the NFC URL for Lost Mode. It would not be wrong to coin that the hack allowed for an AirTag jailbreak. Scroll down to see more details on the scenario and whether there are more possibilities of the hack.

We recently covered that the Find My app on iPhone houses a Developer Mode for the AirTag, revealing plenty of details for what goes under the hood. Now, a German security researcher Stack Smashing has tweeted today that he was able to hack or jailbreak an AirTag (via The 8-bit). He broke into the AirTag's microcontroller and modified the elements of the accessory's software.