CVE-2026-43656

HIGH | Platform: iOS | Changelog

CVE Details

Description

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, iOS 26.5 and iPadOS 26.5, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. Parsing a maliciously crafted file may lead to an unexpected app termination.

CVSS 3.1 Score

Metric	Value
Base Score	7.3 (HIGH)
Vector	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L`

Weakness

CWE-787

References

Apple Security Advisory
NVD Entry
https://support.apple.com/en-us/127110 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/127115 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/127116 (Release Notes, Vendor Advisory)
https://support.apple.com/en-us/127117 (Release Notes, Vendor Advisory)