CVE-2026-28896

high

Description

The issue was addressed with improved memory handling. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An attacker may be able to cause unexpected system termination or read kernel memory.

References

https://support.apple.com/en-us/128072

https://support.apple.com/en-us/128071

https://support.apple.com/en-us/126799

https://support.apple.com/en-us/126798

https://support.apple.com/en-us/126797

https://support.apple.com/en-us/126794

https://support.apple.com/en-us/126792

Details

Source: Mitre, NVD

Published: 2026-07-27

Updated: 2026-08-21

Risk Information

CVSS v2

Base Score: 6.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 7.7

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

Severity: High

EPSS

EPSS: 0.00141