Apple · Watchos · CVE-2026-20627
**Name of the Vulnerable Software and Affected Versions**
macOS Sonoma versions prior to 14.8.4
macOS Tahoe versions prior to 26.3
watchOS versions prior to 26.3
visionOS versions prior to 26.3
iOS versions prior to 26.3
iPadOS versions prior to 26.3
**Description**
An issue existed in how environment variables were handled, which was addressed through improved validation. This could allow an application to access sensitive user data.
**Recommendations**
Update macOS to version 14.8.4 or later.
Update macOS Tahoe to version 26.3 or later.
Update watchOS to version 26.3 or later.
Update visionOS to version 26.3 or later.
Update iOS to version 26.3 or later.
Update iPadOS to version 26.3 or later.