Critical severity · published Sep 14, 2026
CVE-2026-65381
A validation issue existed in the entitlement verification
10.0
CVSS
0.3%
EPSS
No
On KEV
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 Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. A malicious app may be able to break out of its sandbox.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 28% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MA
macOS · Apple
before 15.8; before 26.7; before 27 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-65381
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-65381
Release Notes
https://support.apple.com/en-us/149035
Release Notes
https://support.apple.com/en-us/149042
Release Notes
https://support.apple.com/en-us/149043
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