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  5. Massive Steam Database Leak Exposes Kingdom Hearts IV Worlds and Persona 6 Details
GamingMAG 7Bearish

Massive Steam Database Leak Exposes Kingdom Hearts IV Worlds and Persona 6 Details

Zubiqo Brief•via Kotaku•2026-09-09•2 min read
Massive Steam Database Leak Exposes Kingdom Hearts IV Worlds and Persona 6 Details
📷 Image Source: Kotaku

Executive Summary

  • •A massive Steam database leak exposed achievements and major story spoilers for unannounced games including Persona 6 and Kingdom Hearts IV.
  • •Tracking site Exophase surfaced the hidden data, which its owner attributes to a backend error on Steam's end.
  • •The breach forces major publishers to rethink how early they upload sensitive metadata to storefront servers.

Zubiqo Take

QuoteThreads

Valve's backend API just became the most effective investigative games journalist of the year by accidentally burning millions of dollars in publisher PR plans.

Key Developments & Data

A suspected backend error on Steam exposed achievement lists for highly anticipated, unannounced games via the tracking database Exophase. The leak revealed major story details for Persona 6 and exposed unannounced Disney worlds for Kingdom Hearts IV.
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Other major titles caught in the data exposure include Fable, Judas, Kena: Scars of Kosmora, and Professor Layton vs. Phoenix Wright: Ace Attorney. Exophase owner Mike Bendel stated the data exposure was likely caused by a mistake on Steam's end rather than a malicious site hack. "I saw online that some people were saying the release date might still get pushed back. I want to set the record straight: That is not happening." — Tetsuya Nomura

Zubiqo Strategic Assessment

Primary Impact

Major video game publishers like Square Enix and Atlus, whose strictly guarded PR timelines have been completely bypassed.

Strategic Shift

The growing vulnerability of backend developer APIs on storefronts like Steam, where metadata leaks are superseding traditional press announcements.

The Ripple Effect

Publishers will likely delay uploading achievement metadata to Steam backend servers until days before launch to prevent future tracking site scrapes.

This intelligence assessment is generated by Zubiqo's AI for informational purposes only.

Community Sentiment

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#steam#leak#gaming#squareenix#atlus
Read original on Kotaku
Zubiqo MethodologySource-linked

AI-assisted brief based on the original reporting linked below, published under Zubiqo's editorial standards. Have a correction? Contact our desk.

Event Magnitude7 / 10
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