# Major Kingdom Hearts 4 leak surfaces, new worlds revealed

> **Newsylist Open Intelligence Dossier** · First detected: 2026-09-09 04:29 UTC · Category: Technology · Sources: 9 · Current Velocity: 6.75

## Executive Summary
A major Kingdom Hearts 4 leak has surfaced, revealing new worlds and Steam achievements.

## Intelligence Brief
The emerging information centers on a leaked Steam achievements list that reportedly exposes new locations and Disney worlds set to appear in the game. Outlets including Nintendo Everything, DualShockers, GameSpot, GoNintendo, and IMDb have reported on the surfacing details, alongside speculative breakdowns of desired and technically possible settings within the franchise.


Fans and players tracking the title are directly affected by the disclosed achievements and world reveals, while future updates hinge on official confirmations from the developers regarding the leaked content.

## Verified Facts & Key Claims
### What leaked regarding Kingdom Hearts 4?
A Steam achievements list leaked, revealing new worlds and Disney locations.

### When did the leak surface?
The leak surfaced on September 9, 2026.

### Which outlets covered the leak?
Coverage includes reports from Nintendo Everything, DualShockers, GameSpot, GoNintendo, and IMDb.

## Key People, Organizations & Locations
Kingdom Hearts, Major Kingdom Hearts, Worlds We Want, Kingdom Hearts IV Steam Achievements, Weirdest Worlds That Could Technically Be In Kingdom Hearts, Disney Worlds Leak Revealing Some Long-Awaited Favorites

## Multi-Source Evidence Table
| Source Outlet | Headline | Published (UTC) | Verification URL |
|---|---|---|---|
| Wccftech | Square Enix Kept This Disney Franchise Hidden For Kingdom Hearts 4, But A Steam Achievements Leak Just Exposed it | 2026-09-09 06:04 | [Source Link](https://news.google.com/rss/articles/CBMingFBVV95cUxQX3FHRTFQUldQMzJUU2tYckZ0QTlBN1BtTVVCa24wejNuUDBuOHhDNHF4YVFoR2UtTkFxZnd3RjNDQTZ0WnBMdk51ang4VEY0aC1laGhQc3hRN2NfY3dJOUIwVi15T2V1N2hZRXNrV19IVTVEai1mWlVfZFFQOUFnQm05UGJOY2FBa0RqemRvMDlzSVJoSU5LVUF5akg5Z9IBowFBVV95cUxPaW40OHdJSXdEcHNRXzFISXpvQXdXMU9OaVdZd0ZmZXVUTjMzd3o5NGRWVVYxX1M5ZG5hOU5XbElsU2RsalBWSXN3ZncxVHh4Q0VJZlk1MVltbFJsb2dRWlF2eXVfaDVEaDd2VnRUN2xXYWl0YWMzN0d1dms1ZXFNU3JLVm5uUGFGaUllcGo1djdSLTJrWlFQMm5TWk5yQno3MjFV?oc=5) |
| Video Games Chronicle | Huge Steam leak shows achievement lists for hundreds of upcoming games, including Kingdom Hearts 4 and Persona 6 | 2026-09-09 06:04 | [Source Link](https://news.google.com/rss/articles/CBMi6AFBVV95cUxOblhHejJoU1ZBQVQ0RXFZMkRjZFRfUDNnZkpNay1DY2REbG1rLUg3dTNNNElicHVJdUFwZ1pjb2ZINW5mSFRucG1VRzZ2ZDFpby1KMUJtYk15Y05FWkoxZTdYNG5nbk56OEJNeDNiYXJXMnEwTU5CYkJFX0hmd0lKUFl2MFBIaGJoeFZVbFRXQm85MUJpRU9ZRXdmSDlSQXJfaERlcDNKQUFGckFkZldaaGdoYnd2NFo5dWtpZU9ZS1prZWphNm93Y0RvanlBT2czTkpfZDdhN3pQQjJBekI5U2lFSXowRldC?oc=5) |
| VICE | Kingdom Hearts 4 Achievements Reportedly Leak in Steam Datamine | 2026-09-09 06:04 | [Source Link](https://news.google.com/rss/articles/CBMijAFBVV95cUxNMTYzUmVhNkxGSVZ6VEdEMVBlblE0ZlliWFVKMEJSVW4tUDQwNkU3OWMxbGVXVTJOejhwZ3hzZmpGUzBxMHdmMHlsc0Z1RE1OdndyZTVuZGVhekJ4MlFBWG9VenlOSVFORFNKVWZPUXY5Z3dDQ091ak94X2dwN25QNDU0Sy1udlpSb0U1Uw?oc=5) |
| Kotaku | Kingdom Hearts 4's Disney Worlds May Have Been Revealed By Massive Steam Leak | 2026-09-09 06:04 | [Source Link](https://news.google.com/rss/articles/CBMijAFBVV95cUxOeEQzRF9JLUtYam9QRlNPWXd6YVVLR3Fkb3AxVllGTlRfMUFTdWhvYU9JZ2RsNHFoOFYyWXF0ZW51a0xmbXJsMTZOQkFBcXJGRTJFMV9oR1FBTVp2ZjlhY29reGtVdWE0X1REMjFsdEtVQU9ncXJJTWZlMnp5OHAtUmZOZ0w5dHcwa3ZuWA?oc=5) |
| IMDb | The 6 Kingdom Hearts 4 Worlds We Want to See | 2026-09-09 02:58 | [Source Link](https://news.google.com/rss/articles/CBMiZEFVX3lxTE9kb1pUT3JvTV93THV4VmNQcHAtOGp0Z2I0VlJWRnBTTDhuZ3JwbDMyNkFPNlJuTHhSNTZULURUclAzX0R6aTRrYU5KVWNIczd1UENsdk1pck5lUjFBbTVwSmNmZFA?oc=5) |
| GoNintendo | Kingdom Hearts IV Steam Achievements list leaks, revealing new worlds and more | 2026-09-09 02:58 | [Source Link](https://news.google.com/rss/articles/CBMitgFBVV95cUxOcmtOLWJWYTBRUDlNS3dIaXI1eTFlRnBGR1FaZThKQTI1RndOYWhYVWdqTEZyTi1JRXFHMXo2VjF3NXlRR1JQVUkzbEJCbG1LcHptc0czcXB0a2k0QW1hY1BLbTVndzN5UWpFcWZEdGs3d3M4S1E3UkFNWXI5cnpqNDBPYU11d0JxLW5TamxfRDJQeS11RmMxSUpYbXc1YWpERlFWOW1vbjRUQWxiZDhLYzN2a2trdw?oc=5) |
| GameSpot | The Weirdest Worlds That Could Technically Be In Kingdom Hearts 4 | 2026-09-09 02:58 | [Source Link](https://news.google.com/rss/articles/CBMiogFBVV95cUxOMFpDYjVVYzVPc0xiZWhkcERFZm1SOFRGbXduVlJ5UFI5VzdEbnI4NHpOdWhUQUV2THRkbmdDYXNuR3FuQXhxMkc3cEFUWFgwRzc4RjM1bmVaMHR1UGt2TGIzUkFnU0dUZE9XQlM4aXNQSlFyaGZuTVVKaTlncHFjeDJ0eC1xV24zSGx3X3dDenZHWkhRS0hBWi1HY3NHNUhnRHc?oc=5) |
| DualShockers | Kingdom Hearts 4 Disney Worlds Leak, Revealing Some Long-Awaited Favorites | 2026-09-09 02:58 | [Source Link](https://news.google.com/rss/articles/CBMipgFBVV95cUxONi1uNEJMQlFHQnE3eG8yNGx4TUdlMEpjdmZ1bXdjSm1ubEhxMjRaM0o4REhjblNsM1RpQlQ0OWdnbjlMdGNKVVpyYlNTRVMxLXlWZVoxRXlFMzlOTjlUVXR1UTRhTHFKWkFWX0JzNEpCR0ZaQ2RYNVZ0Y1FxRndEVkhSeXVLUmhodTlZTzlJTzVzbFhFMVROOHRRYTJfbFozU1JEd0p3?oc=5) |
| Nintendo Everything | Major Kingdom Hearts 4 leak surfaces, new worlds revealed | 2026-09-09 02:58 | [Source Link](https://news.google.com/rss/articles/CBMikgFBVV95cUxPQkRfTkExTlZQUC1qU2xrSkxjZ1JoVHoyeGo3VE5RUE1KNUM3cTduX3dpRklsZDV1Mkd4NWxlX2FKU2M1X0FPQmg4LUVhRkY0RUNtLUFNbGVza0U2MmZlbl82NVBVTXBqM3VYLXVHeUZnYXlIZS1uLVViZUkzZ3RtbmhkSGZ5d0piZkE3dzNKdjFWQQ?oc=5) |

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