CVE-2026-28860 Details
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.
A vulnerability exists that allows a local attacker to modify the state of the Keychain. This issue is present in multiple Apple operating systems, including iOS 18.7.7, iPadOS 18.7.7, macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, and watchOS 26.4. The vulnerability arises from inadequate input validation, which has been addressed in the latest updates for each affected operating system.
Users can update to the latest version of their operating system to address this vulnerability. Instructions for updating can be found on the Apple Support website.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 12, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://support.apple.com/en-us/126792 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/126793 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/126794 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/126795 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/126796 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/126797 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/126798 | [email protected] | Release NotesVendor Advisory |
| https://support.apple.com/en-us/126799 | [email protected] | Release NotesVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-20 | Improper Input Validation | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| apple ipados | < 18.7.7 >= 26.0, < 26.4 |
CPE
Remediation
| |
| apple iphone os | < 18.7.7 >= 26.0, < 26.4 |
CPE
Remediation
| |
| apple macos | >= 14.0, < 14.8.5 >= 15.0, < 15.7.5 >= 26.0, < 26.4 |
CPE
Remediation
| |
| apple tvos | < 26.4 |
CPE
Remediation
| |
| apple visionos | < 26.4 |
CPE
Remediation
| |
| apple watchos | < 26.4 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 12, 2026 | Initial Analysis | [email protected] |
| May 12, 2026 | CVE Modified | CISA-ADP |
| May 11, 2026 | New CVE Received | [email protected] |