What is CVE-2025-43297?

CVE-2025-43297 is a medium-severity vulnerability in Apple macOS, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 6.2/10. Published 2025-09-15.

How severe is CVE-2025-43297?

Medium severity. CVSS v3 base score is 6.2 out of 10.

Vulnerability in Apple macOS

CVE-2025-43297

A type confusion issue was addressed with improved memory handling. This issue is fixed in macOS Tahoe 26. An app may be able to cause a denial-of-service.

Published 2025-09-15 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.004 (28.2th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Apple macOS — versions 0

Weakness classification (CWE)

CWE-843 — Access of Resource Using Incompatible Type (Type Confusion)

References

support.apple.com/en-us/125110 (Release Notes, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108

Frequently asked questions

What is CVE-2025-43297?: CVE-2025-43297 is a medium-severity vulnerability in Apple macOS, classified under Access of Resource Using Incompatible Type (Type Confusion). CVSS score: 6.2/10. Published 2025-09-15.
How severe is CVE-2025-43297?: Medium severity. CVSS v3 base score is 6.2 out of 10.