Name: CVE-2026-43776: Buffer Copy without Checking Size of Input
Creator: Rapid7
Published: 2026-07-27T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-43776, CWE-120, CVSS 7.8, EPSS 0.00194

A buffer overflow was addressed with improved bounds checking. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Tahoe 26.6. Processing a maliciously crafted file may lead to unexpected app termination or arbitrary code execution.

CVSS Details

CVSS 3.1 Base Score: 7.8
CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Apple Osx Appledouble	—	Upgrade macOS to the latest version	Sep 10, 2026	Jul 27, 2026

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CVSS Details

Covered by Rapid7

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