Improper input validation in macOS - CVE-2026-112620
Published: October 27, 2026
Vulnerability identifier: #VU157993
CSH Severity: Medium
CVSS v4: 7.1 [CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-112620
CWE-ID: CWE-20
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker on the local network to cause a denial of service.
The vulnerability exists due to improper input validation in the Wi-Fi component of Apple macOS when processing input. A remote attacker on the local network can supply specially crafted input to cause a denial of service.
Affected software
macOS
Apple iOS
iPadOS
Apple iOS
iPadOS
How to mitigate CVE-2026-112620
Install update from vendor's website.
macOS - update to 27.2 26B123
Apple iOS - addressed in versions 27.2 24B119, 27.2 24B120, 27.2 24B91020
iPadOS - update to 27.2 24B119
Apple iOS - addressed in versions 27.2 24B119, 27.2 24B120, 27.2 24B91020
iPadOS - update to 27.2 24B119