Vulnerability in Apple Xcode

CVE-2025-43263

The issue was addressed with improved checks. This issue is fixed in Xcode 26. An app may be able to read and write files outside of its sandbox.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.002 (10.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 10.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-43263: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-43263?
CVE-2025-43263 is a high-severity vulnerability in Apple Xcode, classified under Improper Access Control. CVSS score: 7.1/10. Published 2025-09-15.
How severe is CVE-2025-43263?
High severity. CVSS v3 base score is 7.1 out of 10.