CVE-2026-39868

This issue was addressed with improved input validation. This issue is fixed in iOS 26.5.2 and iPadOS 26.5.2, macOS Tahoe 26.5.2. An app may be able to cause unexpected system termination or corrupt kernel memory.

CVSS v3 9.1 CRITICAL

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://support.apple.com/en-us/127594	Vendor Advisory
https://support.apple.com/en-us/127595	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:apple:ipados::::::::
	cpe:2.3:o:apple:iphone_os::::::::
	cpe:2.3:o:apple:macos::::::::

History

30 Jun 2026, 18:22

Type	Values Removed	Values Added
First Time		Apple ipados Apple Apple macos Apple iphone Os
CPE		cpe:2.3:o:apple:ipados:::::::: cpe:2.3:o:apple:macos:::::::: cpe:2.3:o:apple:iphone_os::::::::
References	~~() https://support.apple.com/en-us/127594 -~~	() https://support.apple.com/en-us/127594 - Vendor Advisory
References	~~() https://support.apple.com/en-us/127595 -~~	() https://support.apple.com/en-us/127595 - Vendor Advisory

30 Jun 2026, 13:18

Type	Values Removed	Values Added
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.1
CWE		CWE-20

29 Jun 2026, 20:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-29 20:17

Updated : 2026-06-30 18:22

NVD link : CVE-2026-39868

Mitre link : CVE-2026-39868

CVE.ORG link : CVE-2026-39868

JSON object : View

Products Affected

apple

ipados
macos
iphone_os

CWE

CWE-20

Improper Input Validation

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