CVE-2026-43789 Apple macOS - Information Disclosure

Apple macOS Golden Gate 27, Sequoia 15.8, and Tahoe 26.7 contain an information disclosure vulnerability caused by insufficient sandbox restrictions, letting apps access user-sensitive data, exploit requires app execution.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.31% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Information Disclosure
Impact
Information Disclosure
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
14 September 2026
Updated
15 October 2026
Weakness
CWE-862

Vendor fix

Update to macOS Golden Gate 27, Sequoia 15.8, Tahoe 26.7 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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