Improper input validation in Apple macOS

CVE-2025-43195

An issue existed in the handling of environment variables. This issue was addressed with improved validation. This issue is fixed in macOS Sequoia 15.6, macOS Sonoma 14.7.7, macOS Ventura 13.7.7. An app may be able to access sensitive user data.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.002 (11.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-43195?
CVE-2025-43195 is a medium-severity vulnerability in Apple macOS, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2025-07-30.
How severe is CVE-2025-43195?
Medium severity. CVSS v3 base score is 5.5 out of 10.