CVE-2026-28929highCWE-1254

CVE-2026-28929: high-severity vulnerability in Apple macOS

Published 11 May 2026 · Updated 12 May 2026

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21Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 7.5epss 0.4%

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

Apple · iOS and iPadOS Apple · macOS

Related CVEs — Apple macOS

In the same product, most dangerous first.

CVE-2021-30860HIGHCVE-2021-30860EPSS 76.0%KEV CVE-2021-30657MEDIUMCVE-2021-30657EPSS 68.5%KEV CVE-2025-43300CRITICALCVE-2025-43300EPSS 65.2%KEV CVE-2023-32434HIGHCVE-2023-32434EPSS 58.2%KEV CVE-2023-41064HIGHCVE-2023-41064EPSS 53.4%KEV CVE-2021-30807HIGHCVE-2021-30807EPSS 28.8%KEV

References

https://support.apple.com/en-us/127111 https://support.apple.com/en-us/127115 https://support.apple.com/en-us/127116 https://support.apple.com/en-us/127117