CVE-2026-20677

CriticalCVSS 9.0/10Last modified Aug 21, 2026

Description

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.

Metrics

CVSS 3.1 9.0/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-362CWE-367

Affected software

No affected versions have been published.

Timeline

Published
Feb 11, 2026
Last modified
Aug 21, 2026
NVD status
Modified

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CVE-2026-20677: Critical severity, CVSS 9.0 | Vulnix