🦜 Yazoul Security - Data Breach Reports
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Track the latest data breaches from Have I Been Pwned. Stay informed and protect your information with breach reports from Yazoul Security.
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Chess.com (2026): 4,653,212 accounts exposed
https://www.yazoul.net/breaches/breach/chess-com-breach-4-6m-emails-scraped-exposed-2026/
Published: September 13, 2026 00:00
Chess.com (2026) - HIGH severity
Accounts Exposed: 4,653,212
In August 2026, millions of records allegedly sourced from Chess.com were posted online . The data contained 7.3M rows with 4.6M unique email addresses, along with usernames, names, countries and…
McKesson: 6,404,340 accounts exposed
https://www.yazoul.net/breaches/breach/mckesson-breach-6-4m-email-addresses-leaked-2026/
Published: September 10, 2026 00:00
McKesson - HIGH severity
Accounts Exposed: 6,404,340
In August 2026, healthcare and pharmaceutical company McKesson was targeted in a ShinyHunters "pay or leak" extortion campaign . The group subsequently published a substantial corpus of data they alleged…
Manchester Airports Group: 8,728,451 accounts exposed
https://www.yazoul.net/breaches/breach/manchester-airports-breach-8-7m-passengers-data-leaked-2026/
Published: September 2, 2026 00:00
Manchester Airports Group - HIGH severity
Accounts Exposed: 8,728,451
In August 2026, Manchester Airports Group (MAG) disclosed a data breach impacting their services . The incident was later claimed by the FulcrumSec hacking group , who subsequently…
Questel: 1,226,209 accounts exposed
https://www.yazoul.net/breaches/breach/questel-breach-1-2m-business-contacts-exposed-2026/
Published: September 1, 2026 00:00
Questel - HIGH severity
Accounts Exposed: 1,226,209
In August 2026, the French intellectual property software and services company Questel was the target of a ShinyHunters "pay or leak" extortion campaign . The group subsequently published an extensive…
Carhartt: 12,933,413 accounts exposed
https://www.yazoul.net/breaches/breach/carhartt-breach-12-9m-accounts-exposed-in-shinyhunters-leak-2026/
Published: August 25, 2026 00:00
Carhartt - CRITICAL severity
Accounts Exposed: 12,933,413
In August 2026, clothing retailer Carhartt was the target of a ShinyHunters "pay or leak" extortion campaign . The group subsequently published data allegedly obtained from the company including…
NIUS: 6,090 accounts exposed
https://www.yazoul.net/breaches/breach/nius-breach-6-090-credit-cards-addresses-exposed-2025/
Published: August 23, 2026 00:00
NIUS - CRITICAL severity
Accounts Exposed: 6,090
In July 2025, the German news service NIUS suffered a data breach which was subsequently leaked publicly . The data included 6k unique email addresses along with names, physical addresses and payment details…
Golf Canada: 568,972 accounts exposed
https://www.yazoul.net/breaches/breach/golf-canada-breach-569k-accounts-exposed-on-telegram-2026/
Published: August 22, 2026 00:00
Golf Canada - MEDIUM severity
Accounts Exposed: 568,972
In mid-2026, hundreds of thousands of user records allegedly sourced from Golf Canada began circulating via Telegram. The data included 569k unique email addresses along with names, usernames, dates…
Fanlore: 144,520 accounts exposed
https://www.yazoul.net/breaches/breach/fanlore-breach-144k-accounts-password-hashes-exposed-2026/
Published: August 19, 2026 00:00
Fanlore - CRITICAL severity
Accounts Exposed: 144,520
In August 2026, the Organization for Transformative Works (OTW) identified unauthorised access to the Fanlore wiki it operates . The breach resulted in the exposure of 145k unique email addresses along…
Oz Hair and Beauty: 1,988,331 accounts exposed
https://www.yazoul.net/breaches/breach/oz-hair-beauty-breach-2m-accounts-exposed-2026/
Published: August 19, 2026 00:00
Oz Hair and Beauty - HIGH severity
Accounts Exposed: 1,988,331
In August 2026, Australian beauty retailer Oz Hair and Beauty was the target of an xpl0itrs extortion attack . The group subsequently published data allegedly obtained from the company, which…
RingCentral: 1,596,490 accounts exposed
https://www.yazoul.net/breaches/breach/ringcentral-breach-1-6m-emails-names-phone-numbers-2026/
Published: August 13, 2026 00:00
RingCentral - HIGH severity
Accounts Exposed: 1,596,490
In July 2026, the cloud-based business communications platform RingCentral was the target of a ShinyHunters "pay or leak" extortion campaign . The group subsequently published data they claimed was…