Description
An authorization issue was addressed with improved entitlement checks. This issue is fixed in macOS Sequoia 15.8, macOS Tahoe 26.7. An app with admin privileges may be able to modify the System Keychain.
Affected products
apple: macos
References2
- support.apple.com/en-us/149042 Vendor AdvisoryRelease Notes
- support.apple.com/en-us/149043 Vendor AdvisoryRelease Notes
Metrics
- CVSS 3.1
-
4.4
MEDIUM
Score source: CNA
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N - EPSS — exploit probability
- 0% percentile: 3 · as of 9 November 2026
- CWE
- CWE-862
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.