Apple October 2026 updates patch 304 flaws, including prior exploit
Already exploited CoreGraphics flaw CVE-2026-86950 now gets iOS 18 fixes; no newly exploited bug is flagged.
Gatekeeper bypass by an app on macOS
An app on macOS can bypass Gatekeeper checks. The flaw is triggered by an app on the system rather than by a remote unauthenticated request. Apple fixed it with improved checks in macOS Golden Gate 27.2 and macOS Tahoe 26.7.2. Users of those macOS releases before the fixes are affected.
What to do: Update to macOS Golden Gate 27.2 or macOS Tahoe 26.7.2, which include the improved checks.
| Product | Affected | Fixed in |
|---|---|---|
| Apple macOS Golden Gate | — | 27.2 |
| Apple macOS Tahoe | — | 26.7.2 |
Order-of-magnitude estimate by the model from install counts, market share and public scan data it knows; verify before quoting.
This issue was addressed with improved checks. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. An app may be able to bypass Gatekeeper checks.
Already exploited CoreGraphics flaw CVE-2026-86950 now gets iOS 18 fixes; no newly exploited bug is flagged.
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