CVE-2026-28929
Received Received - Intake
Mail Remote Image Display in Lockdown Mode in iOS and macOS

Publication date: 2026-05-11

Last updated on: 2026-05-11

Assigner: Apple Inc.

Description
A logic issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. Replying to an email could display remote images in Mail in Lockdown Mode.
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Meta Information
Published
2026-05-11
Last Modified
2026-05-11
Generated
2026-06-21
AI Q&A
2026-05-12
EPSS Evaluated
2026-06-20
NVD
CVE-2026-28929
Affected Vendors & Products
Showing 5 associated CPEs
Vendor Product Version / Range
apple ios 18.7.9
apple ipad_os 18.7.9
apple macos_sequoia 15.7.7
apple macos_sonoma 14.8.7
apple macos_tahoe 26.5
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability is a logic issue in Apple's Mail application that was addressed by improving internal checks. Specifically, when replying to an email, remote images could be displayed even when the device was in Lockdown Mode, which is intended to restrict such content for security and privacy reasons.

Impact Analysis

The vulnerability could lead to remote images being displayed in Mail while the device is in Lockdown Mode. This may expose users to privacy risks, such as unwanted tracking or revealing information about the user's activity or device, which Lockdown Mode is designed to prevent.

Mitigation Strategies

To mitigate this vulnerability, update your Apple devices to the fixed versions: iOS 18.7.9, iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, or macOS Tahoe 26.5.

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