CVE-2026-43748

—

CVSS 3.1

9.8 critical

EPSS

<1%p40

Published

Jul 27, 2026 (Jul 27, 2026)

Modified

Sep 14, 2026

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. An app may be able to cause unexpected system termination.

Vendors: apple
Products: macos
Weakness: CWE-787
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.5%)

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