Improper input validation in macOS - CVE-2026-112690

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Main Vulnerability Database Vulnerabilities #VU157767

Improper input validation in macOS - CVE-2026-112690

Published: October 27, 2026


Vulnerability identifier: #VU157767
CSH Severity: Medium
CVSS v4: 8.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-112690
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to insufficient input validation in App Store. A remote attacker can trick the victim into opening a specially crafted file and break out of the WebContent sandbox.


Affected software

macOS
Apple iOS
iPadOS

How to mitigate CVE-2026-112690

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