CVE-2026-43789

CoreMedia: An app may be able to access user-sensitive data

CVE-2026-43789 is fixed in 2 products on 1 platform, first by Sequoia 15.8, released September 14, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

5.5

MEDIUM

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0035

28th percentile

An access issue was addressed with additional sandbox restrictions.

Where it's fixed

Product	Fixed in	Fix	Released
macOS
Sequoia	15.8	Sequoia 15.8	Sep 14, 2026
Tahoe	26.7	Tahoe 26.7	Sep 14, 2026

Details

Published
September 14, 2026
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Vendor advisory
https://support.apple.com/en-us/149042

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