What is CVE-2025-43235?

CVE-2025-43235 is a medium-severity vulnerability in Apple Macos, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2025-07-30.

How severe is CVE-2025-43235?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Is CVE-2025-43235 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Resource exhaustion in Apple Macos

CVE-2025-43235

The issue was addressed with improved memory handling. This issue is fixed in macOS Sequoia 15.6. An app may be able to cause a denial-of-service.

Vulnerability class: DoS (Denial of Service)

EPSS: 0.002 (9.4th 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:N/I:N/A:H.

Affected products

Apple Macos — versions 0

Weakness classification (CWE)

CWE-400 — Uncontrolled Resource Consumption

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

product-security@apple.com (Release Notes, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-43235?: CVE-2025-43235 is a medium-severity vulnerability in Apple Macos, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2025-07-30.
How severe is CVE-2025-43235?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2025-43235 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.