The issue was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A local attacker may be able to modify the state of the Keychain.

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Affected Vendors & Products

Vendors Products
Apple
  • Ios And Ipados
  • Ipados
  • Iphone Os
  • Macos
  • Tvos
  • Visionos
  • Watchos

Configuration 1 [-]

OR cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*

No data.

References
Link Providers
https://www.spirityenterprise.com/managed-detection-response spirity
https://support.apple.com/en-us/126792 cve-icon cve-icon
https://support.apple.com/en-us/126793 cve-icon cve-icon
https://support.apple.com/en-us/126794 cve-icon cve-icon
https://support.apple.com/en-us/126795 cve-icon cve-icon
https://support.apple.com/en-us/126796 cve-icon cve-icon
https://support.apple.com/en-us/126797 cve-icon cve-icon
https://support.apple.com/en-us/126798 cve-icon cve-icon
https://support.apple.com/en-us/126799 cve-icon cve-icon
History

Tue, 12 May 2026 16:15:00 +0000

Type Values Removed Values Added
Title Local attacker can modify Keychain state via input validation flaw

Tue, 12 May 2026 16:00:00 +0000

Type Values Removed Values Added
First Time appeared Apple ipados
Apple iphone Os
CPEs cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*
Vendors & Products Apple ipados
Apple iphone Os

Tue, 12 May 2026 14:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 11 May 2026 22:30:00 +0000

Type Values Removed Values Added
First Time appeared Apple
Apple ios And Ipados
Apple macos
Apple tvos
Apple visionos
Apple watchos
Vendors & Products Apple
Apple ios And Ipados
Apple macos
Apple tvos
Apple visionos
Apple watchos

Mon, 11 May 2026 22:00:00 +0000

Type Values Removed Values Added
Title Local attacker can modify Keychain state via input validation flaw
Weaknesses CWE-20

Mon, 11 May 2026 20:45:00 +0000

Type Values Removed Values Added
Description The issue was addressed with improved input validation. This issue is fixed in iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. A local attacker may be able to modify the state of the Keychain.
References
cve-icon MITRE

Status: PUBLISHED

Assigner: apple

Published:

Updated: 2026-05-12T13:32:12.672Z

Reserved: 2026-03-03T16:36:03.972Z

Link: CVE-2026-28860

cve-icon Vulnrichment

Updated: 2026-05-12T13:32:08.417Z

cve-icon NVD

Status : Analyzed

Published: 2026-05-11T21:18:51.707

Modified: 2026-05-12T15:46:29.583

Link: CVE-2026-28860

cve-icon Redhat

No data.