CVE-2026-43753

Published Jul 27, 2026 CVSS 3.1 · 4.6 Medium EPSS < 1% KEV · Not listed
Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An attacker with physical access to a locked device may be able to view sensitive user information.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Physical Access Can Leak Sensitive Information via Out‑of‑Bounds Read in Apple OS
Type Values Removed Values Added
Title Physical Access Can Leak Sensitive Information via Out‑of‑Bounds Read in Apple OS
Weaknesses CWE-125
CWE-200
CWE-416
Metrics cvssV3_1

{'score': 4.6, 'vector': 'CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Type Values Removed Values Added
Description An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6. An attacker with physical access to a locked device may be able to view sensitive user information.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
apple
Published
Updated
Jul 28, 2026, 2:28 PM
Reserved
May 1, 2026, 10:46 PM
Status
Analyzed
Published
Jul 27, 2026, 9:16 PM
Modified
Jul 28, 2026, 7:32 PM