CVE-2025-43505: Apple Xcode

High severity, CVSS 8.8. EPSS: 0.3% chance of exploitation in the next 30 days.

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in Xcode 26.1. Processing a maliciously crafted file may lead to heap corruption.

Affected products

• Apple Xcode: before 26.1 (fixed in 26.1)

Published 2025-11-04. Last modified 2026-06-17.