CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Lifecycle Timeline
3Description
An out-of-bounds read was addressed with improved bounds checking. This issue is fixed in Xcode 26.4. An app may be able to cause unexpected system termination.
Analysis
Xcode versions prior to 26.4 contain an out-of-bounds read vulnerability that can be triggered by local users with user interaction to cause unexpected application or system termination. This denial-of-service condition affects developers and build systems using vulnerable Xcode installations. …
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Remediation
Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.
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External POC / Exploit Code
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EUVD-2026-15168
GHSA-r6cr-r92c-wf2r