WhatsApp Issues Emergency Update for Zero-Click Exploit Targeting iOS and macOS Devices

WhatsApp addressed a security vulnerability (CVE-2025-55177) in its iOS and macOS apps, potentially exploited in conjunction with an Apple flaw (CVE-2025-43300) in targeted attacks. The flaw, affecting versions prior to 2.25.21.73, could allow unauthorized access to linked device synchronization messages. WhatsApp notified targeted individuals and recommended a factory reset and software updates.