High severity8.6NVD Advisory· Published Jul 27, 2026· Updated Aug 17, 2026
CVE-2026-28973
CVE-2026-28973
Description
An integer overflow was addressed with improved input validation. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, watchOS 26.6. A malicious app may be able to break out of its sandbox.
Affected products
10- Range: 18.7.10, 26.6
18.7.10, 26.6+ 1 more
- (no CPE)range: 18.7.10, 26.6
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <26.6
- Range: 15.7.8
- Range: 14.8.8
- Range: 26.6
26.6+ 1 more
- (no CPE)range: 26.6
- cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:*range: <26.6
Patches
Vulnerability mechanics
References
6- support.apple.com/en-us/128066nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128067nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128068nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128071nvdRelease NotesVendor Advisory
- support.apple.com/en-us/128072nvdRelease NotesVendor Advisory
- support.apple.com/en-us/148287nvd
News mentions
3- Apple Patches iOS and macOS, (Mon, Aug 17th)SANS Internet Storm Center · Aug 17, 2026
- Apple Patches Everything (July 2026), (Wed, Jul 29th)SANS Internet Storm Center · Jul 29, 2026
- Apple iOS 26.6 Fixes Flaws Enabling Kernel Code Execution, Root Access and Sandbox EscapeCyber Security News · Jul 28, 2026