An out-of-bounds read was addressed with improved input validation. This issue is fixed in Xcode 27. Parsing a maliciously crafted binary may lead to unexpected tool termination.
CVE-2026-86874
CVSS base score
3.3 (v3.1)
Severity
LOW
Attack vector
Local
Weakness
CWE-125
Last modified
October 29, 2026
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Affected products
apple xcode
References
- support.apple.com Vendor Advisory, Release Notes