8.1
CVE-2026-28891 - Race Condition Enables Sandbox Escape in macOS
A race condition was addressed with additional validation. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to break out of its sandbox.
5.5
CVE-2026-28852 - Stack Overflow Exploitable for Denial of Service Across Apple Operating Systems
A stack overflow 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 Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to cause a denial-of-service.
6.5
CVE-2026-28844 - macOS File System Access Validation Flaw Enabling Unauthorized Access
A file access issue was addressed with improved input validation. This issue is fixed in macOS Tahoe 26.4. An attacker may gain access to protected parts of the file system.
5.5
CVE-2026-28845 - macOS Authorization Issue Allowing App to Access Protected User Data
An authorization issue was addressed with improved state management. This issue is fixed in macOS Tahoe 26.4. An app may be able to access protected user data.
5.5
CVE-2026-28890 -
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in Xcode 26.4. An app may be able to cause unexpected system termination.
6.5
CVE-2026-20665 - webkitgtk: Processing maliciously crafted web content may prevent Content Security Policy from bein…
This issue was addressed through improved state management. This issue is fixed in Safari 26.4, iOS 18.7.7 and iPadOS 18.7.7, iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. Processing maliciously crafted web content may prevent Content Security Policy from being…
5.3
CVE-2026-28828 - Permissions Issue Allowing Unauthorized Access to Sensitive User Data
A permissions issue was addressed by removing the vulnerable code. This issue is fixed in macOS Sequoia 15.7.5, macOS Sonoma 14.8.5, macOS Tahoe 26.4. An app may be able to access sensitive user data.
5.3
CVE-2026-20632 - Directory Path Parsing Issue Allowing Sensitive Data Access
A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Tahoe 26.4. An app may be able to access sensitive user data.
5.9
CVE-2026-28886 - Null Pointer Dereference Causing Denial of Service in Multiple Apple OS Versions
A null pointer dereference 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 user in a privileged network position may be…
5.3
CVE-2026-20686 - Apple iOS/iPadOS Input Validation Flaw Enabling Sensitive Data Access
This issue was addressed with improved input validation. This issue is fixed in iOS 26.3 and iPadOS 26.3. An app may be able to access sensitive user data.