Apple Fixes Exploited Zero-Day Affecting iOS, macOS, and Other Devices
Summary
Apple has patched a zero-day vulnerability, CVE-2026-20700, affecting iOS, iPadOS, macOS, tvOS, watchOS, and visionOS. This memory corruption issue in dyld, the Dynamic Link Editor, is reported to have been exploited in sophisticated cyber attacks.
IFF Assessment
FOE
The vulnerability is a zero-day that has been actively exploited, meaning attackers already have working exploits.
Severity
7.8
High
Defender Context
Defenders should prioritize patching all affected Apple devices immediately. Zero-day exploits are particularly dangerous because they are unknown to defenders, and are often used in targeted attacks. Staying up to date on security patches is a critical line of defense.