Vulnerability · NVD

CVE-2026-28819

CVE-2026-28819 : medium severity (CVSS 5.4). No tracked catalog app is linked to this CVE.

Severity (CVSS): 5.4
Exploitation: 0.4 %
Tracked apps: 0
Still exposed: 0

Published on 2026-05-11

An out-of-bounds write issue was addressed with improved bounds checking. 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. An app may be able to execute arbitrary code with kernel privileges.

Attack vector : Network No user interaction

Show raw CVSS vector

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

EPSS 0.37% exploit very unlikely percentile 28.2%

OS versions that fix this CVE

This CVE is resolved by the following OS security releases. Update the OS to at least the listed version.

iOS Fixed in 18.7.9
iPadOS Fixed in 18.7.9
macOS Fixed in 26.5 15.7.7 14.8.7

View on NVD ↗ Advisory · support.apple.com

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