CVE-2026-28860

Security: A local attacker may be able to modify the state of the Keychain

CVE-2026-28860 is fixed in 3 products on 1 platform, first by Sequoia 15.7.5, released March 24, 2026. It is not reported as exploited. Patch Radar priority: High.

High

CVSS

7.5

HIGH

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0038

32nd percentile

The issue was addressed with improved input validation.

Where it's fixed

Product	Fixed in	Fix	Released
macOS
Sequoia	15.7.5	Sequoia 15.7.5	Mar 24, 2026
Sonoma	14.8.5	Sonoma 14.8.5	Mar 24, 2026
Tahoe	26.4	Tahoe 26.4	Mar 24, 2026

Details

Published
March 24, 2026
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Vendor advisory
https://support.apple.com/en-us/126794

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