What is CVE-2025-43375?

CVE-2025-43375 is a medium-severity vulnerability in Apple Xcode, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2025-09-15.

How severe is CVE-2025-43375?

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

Is CVE-2025-43375 known to be exploited?

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

Improper input validation in Apple Xcode

CVE-2025-43375

The issue was addressed with improved checks. This issue is fixed in Xcode 26. Processing an overly large path value may crash a process.

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

EPSS: 0.003 (24.2th 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 Xcode — versions 0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

References

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

Frequently asked questions

What is CVE-2025-43375?: CVE-2025-43375 is a medium-severity vulnerability in Apple Xcode, classified under Improper Input Validation. CVSS score: 5.5/10. Published 2025-09-15.
How severe is CVE-2025-43375?: Medium severity. CVSS v3 base score is 5.5 out of 10.
Is CVE-2025-43375 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.