Improper access control in macOS - CVE-2026-65339

Vulnerability identifier: #VU143959

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2026-65339

CWE-ID: CWE-284

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to improper access control in Audio when handling local application access. A local user can access the vulnerable component to escalate privileges.

macOS
iPadOS
Apple iOS
tvOS
watchOS
visionOS

Install update from vendor's website.

macOS - addressed in versions 26.6.2 25G83, 15.8 24H23
iPadOS - update to 26.6.1 23G83
Apple iOS - update to 26.6.1 23G83
tvOS - update to 27.0 24J361
watchOS - update to 27.0 24R364
visionOS - update to 27.0

• https://support.apple.com/en-us/148281

• Multiple vulnerabilities in macOS Tahoe
• Multiple vulnerabilities in iOS 26 and iPadOS 26
• Multiple vulnerabilities in macOS Sequoia
• Multiple vulnerabilities in Apple visionOS
• Multiple vulnerabilities in Apple watchOS
• Multiple vulnerabilities in Apple tvOS