Medium (5.5) in apple macos. EPSS 0.3% chance of exploitation in the next 30 days.
The issue was addressed with improved validation of environment variables. This issue is fixed in macOS Sequoia 15.4. An app may be able to modify protected parts of the file system.
Severity
CVSS 3.1
5.5 medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
EPSS
0.3% chance of exploitation in the next 30 days; higher than 21% of CVEs (scores of 2026-10-31)