Improper input validation in Apple iOS and iPadOS - CVE-2026-84598

 

Improper input validation in Apple iOS and iPadOS - CVE-2026-84598

Published: September 15, 2026


Vulnerability identifier: #VU149954
CSH Severity: Medium
CVSS v4: 5.1 [CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-84598
CWE-ID: CWE-20
Exploitation vector: Local access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows an attacker with physical access to escalate privileges on the system.

The vulnerability exists due to an unspecified flaw in MobileBackup when using the component with physical access to the system. An attacker with physical access can exploit the vulnerability to escalate privileges on the system.


Affected software

Apple iOS
iPadOS

How to mitigate CVE-2026-84598

Install update from vendor's website.

Apple iOS - addressed in versions 26.7 23H24, 27.0 24A427, 27.0 24A437
iPadOS - addressed in versions 26.7 23H24, 27.0 24A437

External References

Related Security Bulletins