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CVE-2026-28894

HIGH CVSS 3.1: 7.5 EPSS 0.05%
Updated Mar 25, 2026
Apple
Parameter Value
CVSS 7.5 (HIGH)
Affected Versions 14.0 — 26.4
Fixed In 26.4
Type CWE-20 (Improper Input Validation)
Vendor Apple
Public PoC No

A denial-of-service issue was addressed with improved input validation. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. A remote attacker may be able to cause a denial-of-service.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
High
Complete denial of service

CVSS Vector v3.1

Vulnerable Products 5

Configuration From (including) Up to (excluding)
Apple Ipados
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
26.4
Apple Iphone_Os
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
26.4
Apple Macos
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
14.0 14.8.5
Apple Macos
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
15.0 15.7.5
Apple Macos
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
26.0 26.4