← WebKit Silent-Fix Report — 2026-W21
c0c27847a6 [iOS] Use temp directories per App for extensions
severity low
class Bypass
confidence 0.40
WebKit XPCService (iOS)
Primitive: per-app temp dir isolation
Triage note: Isolates temp directories per hosting app, a data-isolation improvement under ExtensionKit.
Triage note: Isolates temp directories per hosting app, a data-isolation improvement under ExtensionKit.
Security-relevant, below the exploitable-grade bar for a full root-cause writeup. The triage verdict is above; the side-by-side patch is below.
Before / after
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