CVE-2026-28821
High
Description
A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. 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 gain elevated privileges.
SeverityHigh
CVSS8.4
Exploit probability—
Product
Apple Macos
PublishedMar 25, 2026
First seenMar 25, 2026
Weakness typeCWE-20Improper input validation
How to fix
Update
- apple macos14.8.5, 15.7.5, 26.4 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| apple macos | 14.0 ≤ v < 14.8.5, 15.0 ≤ v < 15.7.5, 26.0 ≤ v < 26.4 | 14.8.5, 15.7.5, 26.4 |
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