Critical (9.8) in apple macos. EPSS 0.7% chance of exploitation in the next 30 days.
An access issue was addressed with additional sandbox restrictions on the system pasteboards. This issue is fixed in macOS Sequoia 15.4. An app may be able to access protected user data.
Severity
CVSS 3.1
9.8 critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.7% chance of exploitation in the next 30 days; higher than 52% of CVEs (scores of 2026-10-31)