Substack Database
Oct 23, 2025
Domain:
substack.com
Breach Count:
689,756
Region:
Global
Leak from:
File Size:
67.82 MB
Uncompressed File Size:
251.22 MB
File Count:
1
In October 2025, the publishing platform Substack suffered a data breach that was subsequently circulated more widely in February 2026. The breach exposed 663k account holder records containing email addresses along with publicly visible profile information from Substack accounts, such as publication names and bios. A subset of records also included phone numbers. The Substack was breached by @w1kkid.
Leaked Information:
Full Name
Email
Phone
We have loaded this breach into our database.
File List:
substack.csv
File Content Sample:
id,name,email,email_confirmed,email_confirmation_token,stripe_platform_customer_id,is_global_admin,is_ghost,created_at,anonymous_id,email_bounce_count,photo_url,publisher_agreement_accepted_at,bio,updated_at,profile_set_up_at,tos_accepted_at,email_digest_at,has_passed_captcha,import_confirmation_required,post_notification_preference,reader_installed_at,activity_items_viewed_at,dismissed_ios_app_promo_at,email_notifications_last_resumed_at,previous_name,release_group,handle,phone,bank_payment_failures,is_globally_banned,session_version
100002465,The Leyton Orientear,[email protected],True,,,False,False,2022-07-28T04:26:51.068Z,,,https://substack-post-media.s3.amazonaws.com/public/images/90e85c25-6c54-4ef8-a7aa-61e5c610fbae_572x638.jpeg,2024-07-18T14:52:31.526Z,Still the second oldest continually published football fanzine in England. Justified and Ancient. Labour of Love. Activist shareholders. Legacy fans. Legacy media. Jobi McAnuff Stan account.,2025-09-24T21:05:23.517Z,2024-07-18T15:06:29.294Z,,,,False,,2024-11-25T17:37:44.169Z,2025-09-24T21:05:23.396Z,,,,,theleytonorientear,+447814017370,0,False,0
100001000,f4eodhm983,[email protected],False,,,False,False,2022-07-28T03:34:44.831Z,f912856e-ea28-411b-b345-ea76de4e9042,,https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/382fa02f-cd64-47ff-9227-de4dd1216526_144x144.png,2022-07-28T03:34:44.831Z,,2024-07-04T10:09:47.152Z,2022-07-28T03:35:36.721Z,,,,False,,,,,,,,f4eodhm983,,0,False,0
100001600,jc,[email protected],True,,cus_QdgXhftboBfYVJ,False,False,2022-07-28T03:59:42.098Z,0b717ce5-fee0-4787-96ff-7ff9ab0977ce,,,,,2025-01-21T19:43:38.488Z,2024-07-21T03:46:29.582Z,,,,False,all,2024-07-21T03:46:01.937Z,2025-01-21T19:43:37.316Z,,,,,fleingcho,+573022769576,0,False,0
10000235,Pvnxwfg,[email protected],False,,,False,False,2020-05-11T23:18:57.680Z,,,,,,2023-07-18T14:47:59.589Z,,,,,False,,,,,,,,,,0,False,0
100000341,Wesley Gomes,[email protected],True,,cus_M8geXYBKtzkVu0,False,False,2022-07-28T03:09:54.562Z,cfc8f73c-9d26-4f69-bc32-c0d73970759a,,https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d9b28096-caaf-4f22-8be5-db31977c8fe4_1282x1284.jpeg,,,2025-08-15T02:02:19.050Z,2022-07-28T03:29:32.547Z,,,,False,push,2022-07-28T03:28:45.378Z,2025-08-15T02:02:18.842Z,,,,,lazysmurfpnw,+19163359851,0,False,0
100000381,ob/sol,[email protected],False,,,False,False,2022-07-28T03:11:52.764Z,c25622f3-05b5-4226-b9d3-6641e1d244a7,,https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/3d188087-dfd0-4539-860e-7471d7ec3915_2359x2313.png,2022-07-28T03:11:52.764Z,"Bienvenue sur ob/sol, une newsletter d’économie financière fraîche et décontractée. Ton dépanneur du coin, loin des fanfaronnades.
",2024-12-23T15:09:11.027Z,2022-07-28T03:12:07.417Z,,,,False,,,2024-12-23T15:09:10.278Z,,,singlemalt_obsol,,obsol,,0,False,0
100002578,Yuriko UEYAMA,[email protected],False,,,False,True,2022-07-28T04:29:31.015Z,9d5ae177-0e1e-436e-983d-7c9d369311a7,,,,,2022-08-18T05:52:39.219Z,,,,,False,,,,,,,,,,0,False,0
100000804,Tim Carter,[email protected],True,,cus_OsWJ7zFJqJJMFy,False,False,2022-07-28T03:23:55.149Z,,,https://substack-post-media.s3.amazonaws.com/public/images/43117270-f983-4f0c-b770-9cbf321c165a_1168x1140.jpeg,2025-02-13T00:26:26.136Z,I’m a film photographer and well dressed man about town. I watch too many movies. ,2025-09-20T00:40:20.995Z,2023-02-07T01:17:12.303Z,,,,False,all,2023-02-07T01:16:35.905Z,2025-09-20T00:40:20.794Z,,2023-05-26T17:32:17.963Z,,,tscarterphotography,,0,False,0
1000002,George Gray,[email protected],True,,cus_H2j52J9rIpOt9F,False,False,2018-10-13T13:56:31.911Z,b0fb0426-742e-4ead-9f10-8b0bf9e05a63,,"https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Face2b9b4-525c-4e90-883b-fdc9b934bfca_144x144.png",2023-01-11T20:35:21.688Z,I'm a public health physician doing my best to keep up with the latest research and make it actionable.,2025-07-14T19:07:07.060Z,2023-01-11T20:34:58.435Z,,,,False,,,2025-07-14T19:07:06.656Z,,,,,healthupdate,,0,False,0
100002465,The Leyton Orientear,[email protected],True,,,False,False,2022-07-28T04:26:51.068Z,,,https://substack-post-media.s3.amazonaws.com/public/images/90e85c25-6c54-4ef8-a7aa-61e5c610fbae_572x638.jpeg,2024-07-18T14:52:31.526Z,Still the second oldest continually published football fanzine in England. Justified and Ancient. Labour of Love. Activist shareholders. Legacy fans. Legacy media. Jobi McAnuff Stan account.,2025-09-24T21:05:23.517Z,2024-07-18T15:06:29.294Z,,,,False,,2024-11-25T17:37:44.169Z,2025-09-24T21:05:23.396Z,,,,,theleytonorientear,+447814017370,0,False,0
100001000,f4eodhm983,[email protected],False,,,False,False,2022-07-28T03:34:44.831Z,f912856e-ea28-411b-b345-ea76de4e9042,,https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/382fa02f-cd64-47ff-9227-de4dd1216526_144x144.png,2022-07-28T03:34:44.831Z,,2024-07-04T10:09:47.152Z,2022-07-28T03:35:36.721Z,,,,False,,,,,,,,f4eodhm983,,0,False,0
100001600,jc,[email protected],True,,cus_QdgXhftboBfYVJ,False,False,2022-07-28T03:59:42.098Z,0b717ce5-fee0-4787-96ff-7ff9ab0977ce,,,,,2025-01-21T19:43:38.488Z,2024-07-21T03:46:29.582Z,,,,False,all,2024-07-21T03:46:01.937Z,2025-01-21T19:43:37.316Z,,,,,fleingcho,+573022769576,0,False,0
10000235,Pvnxwfg,[email protected],False,,,False,False,2020-05-11T23:18:57.680Z,,,,,,2023-07-18T14:47:59.589Z,,,,,False,,,,,,,,,,0,False,0
100000341,Wesley Gomes,[email protected],True,,cus_M8geXYBKtzkVu0,False,False,2022-07-28T03:09:54.562Z,cfc8f73c-9d26-4f69-bc32-c0d73970759a,,https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/d9b28096-caaf-4f22-8be5-db31977c8fe4_1282x1284.jpeg,,,2025-08-15T02:02:19.050Z,2022-07-28T03:29:32.547Z,,,,False,push,2022-07-28T03:28:45.378Z,2025-08-15T02:02:18.842Z,,,,,lazysmurfpnw,+19163359851,0,False,0
100000381,ob/sol,[email protected],False,,,False,False,2022-07-28T03:11:52.764Z,c25622f3-05b5-4226-b9d3-6641e1d244a7,,https://bucketeer-e05bbc84-baa3-437e-9518-adb32be77984.s3.amazonaws.com/public/images/3d188087-dfd0-4539-860e-7471d7ec3915_2359x2313.png,2022-07-28T03:11:52.764Z,"Bienvenue sur ob/sol, une newsletter d’économie financière fraîche et décontractée. Ton dépanneur du coin, loin des fanfaronnades.
",2024-12-23T15:09:11.027Z,2022-07-28T03:12:07.417Z,,,,False,,,2024-12-23T15:09:10.278Z,,,singlemalt_obsol,,obsol,,0,False,0
100002578,Yuriko UEYAMA,[email protected],False,,,False,True,2022-07-28T04:29:31.015Z,9d5ae177-0e1e-436e-983d-7c9d369311a7,,,,,2022-08-18T05:52:39.219Z,,,,,False,,,,,,,,,,0,False,0
100000804,Tim Carter,[email protected],True,,cus_OsWJ7zFJqJJMFy,False,False,2022-07-28T03:23:55.149Z,,,https://substack-post-media.s3.amazonaws.com/public/images/43117270-f983-4f0c-b770-9cbf321c165a_1168x1140.jpeg,2025-02-13T00:26:26.136Z,I’m a film photographer and well dressed man about town. I watch too many movies. ,2025-09-20T00:40:20.995Z,2023-02-07T01:17:12.303Z,,,,False,all,2023-02-07T01:16:35.905Z,2025-09-20T00:40:20.794Z,,2023-05-26T17:32:17.963Z,,,tscarterphotography,,0,False,0
1000002,George Gray,[email protected],True,,cus_H2j52J9rIpOt9F,False,False,2018-10-13T13:56:31.911Z,b0fb0426-742e-4ead-9f10-8b0bf9e05a63,,"https://substackcdn.com/image/fetch/f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Face2b9b4-525c-4e90-883b-fdc9b934bfca_144x144.png",2023-01-11T20:35:21.688Z,I'm a public health physician doing my best to keep up with the latest research and make it actionable.,2025-07-14T19:07:07.060Z,2023-01-11T20:34:58.435Z,,,,False,,,2025-07-14T19:07:06.656Z,,,,,healthupdate,,0,False,0