Apple Releases iOS 27.2.1 Security Update, Fixing iMessage Group Chat Vulnerability According to a security bulletin released by Apple on November 10th, the iOS and iPadOS 27.2.1 update fixes several security vulnerabilities. One of these vulnerabilities, a Messages vulnerability, could allow a remote attacker to join an iMessage group chat and receive messages. Another Messages vulnerability could allow a newly joined user to read messages sent before they joined the group chat. Apple also addresses issues such as malicious Bluetooth devices potentially pairing without user interaction and attackers within Bluetooth range potentially bypassing pairing code attempt limits. Apple stated that these updates were released on November 9th.