Improper input validation in macOS - CVE-2026-112449

 

Improper input validation in macOS - CVE-2026-112449

Published: October 27, 2026


Vulnerability identifier: #VU157900
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-112449
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to bypass expected input constraints, potentially causing unintended application behavior.

The vulnerability exists due to improper input validation in Model I/O when processing input. A remote attacker can supply malformed input to bypass expected input constraints and potentially interfere with normal processing.


Affected software

macOS
Apple iOS
iPadOS

How to mitigate CVE-2026-112449

Install update from vendor's website.

macOS - addressed in versions 27.2 26B123, 15.8.2 24H232, 26.7.2 25G332
Apple iOS - addressed in versions 26.7.2, 27.2 24B119, 27.2 24B120, 27.2 24B91020
iPadOS - addressed in versions 26.7.2, 27.2 24B119

External References

Related Security Bulletins