CVE-2026-28819
MEDIUM 5.4EPSS 0.4%
An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to execute arbitrary code with kernel privileges.
- Affected
- Apple · iOS and iPadOS · macOS
- CVSS v3.1 CNA
- 5.4 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N - EPSS
- 0.37% chance of exploitation in the next 30 days, 29th percentile
- Published
- 2026-05-11
- Updated
- 2026-05-13
Proof-of-concept exploits (1)
- keepantidev/18.7.8-exploit0★ · 2026-10-14
Security advisories
- https://support.apple.com/en-us/127111
- https://support.apple.com/en-us/127115
- https://support.apple.com/en-us/127116
- https://support.apple.com/en-us/127117