CVE-2026-28848
High
Description
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.7, macOS Tahoe 26.5. A remote attacker may be able to cause unexpected system termination.
SeverityHigh
CVSS7.5
Exploit probability—
Product
Apple Macos
PublishedMay 11, 2026
First seenMay 11, 2026
Weakness typeCWE-121CWE-121
How to fix
Update
- apple macos15.7.7, 26.5 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple macos | 15.0 ≤ v < 15.7.7, 26.0 ≤ v < 26.5 | 15.7.7, 26.5 |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.