CVE-2026-20677: Apple iPadOS

Critical severity, CVSS 9.0. EPSS: 0.3% chance of exploitation in the next 30 days.

A race condition was addressed with improved handling of symbolic links. This issue is fixed in iOS 18.7.5 and iPadOS 18.7.5, iOS 26.3 and iPadOS 26.3, macOS Sequoia 15.7.4, macOS Sonoma 14.8.4, macOS Tahoe 26.3, visionOS 26.3. A shortcut may be able to bypass sandbox restrictions.

Affected products

• Apple iPadOS: before 18.7.5 (fixed in 18.7.5); from 26.0, before 26.3 (fixed in 26.3)
• Apple iPhone OS: before 18.7.5 (fixed in 18.7.5); from 26.0, before 26.3 (fixed in 26.3)
• Apple macOS: before 14.8.4 (fixed in 14.8.4); from 26.0, before 26.3 (fixed in 26.3)
• Apple visionOS: before 26.3 (fixed in 26.3)

Published 2026-02-11. Last modified 2026-08-21.