[HN]score: 0.39

Claude Code Security Audit Reveals Persistent iPhone Thumbnail Cache

October 28, 2026

A security audit performed by Claude Code identified over 145,000 deleted photos and videos residing in a hidden PhotoData/Thumbnails directory on an iPhone. This cache persists even after files are cleared from the Recently Deleted folder, potentially exposing sensitive data like banking screenshots and IDs to any app with file access.

HOW THIS AFFECTS YOU

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builderYou must audit how your applications handle local file system permissions and cached media to prevent unintentional data exposure.

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policyThis highlights critical privacy risks in mobile operating systems regarding the permanent deletion of user media.

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