AI and data stack advisories

Severe, 6 weeks977Projects326

977 severe, 6 weeks · 326 projects

AppleCVE-2026-86949

Apple Xcode: untrusted functionality included

Apple

CVE-2026-86949 · Published Oct 20, 2026 · updated Oct 29, 2026

High8.8
Fix: upgrade to 27 or later
Apple advisory

This issue was addressed by enforcing library validation on the affected binaries. This issue is fixed in Xcode 27. A malicious app may be able to break out of its sandbox.

Affected versions

PackageAffectedFixed in
Xcode
Product
< 2727
Details and references
CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Severity from
CISA (its enrichment of the CVE record)
Weakness
CWE-829

More Apple advisories

All Apple
High 7.5Oct 20Apple iOS and iPadOS: improper authorizationCVE-2026-86977fixed in 27Medium 5.5Oct 20Apple macOS: information disclosureCVE-2026-86979fixed in 27Medium 5.5Oct 20Apple macOS: out-of-bounds writeCVE-2026-86981fixed in 15.8 +1Medium 5.5Oct 20Apple macOS: information disclosureCVE-2026-86940fixed in 27Medium 5.5Oct 20Apple iOS and iPadOS: out-of-bounds writeCVE-2026-86944fixed in 26.7 +2High 8.8Oct 20Apple Xcode: untrusted functionality includedCVE-2026-86948fixed in 27