Sharecare – 318,185 breached accounts

In August 2026, the digital health company Sharecare was the target of a ShinyHunters “pay or leak” extortion campaign. The group subsequently published data it claimed was taken from Sharecare’s systems, containing 318k unique email addresses. Most of…

Read more →

Neogen – 435,963 breached accounts

In August 2026, the food and animal safety organisation Neogen was the target of a ShinyHunters “pay or leak” extortion attempt. The group later published data it claimed had been obtained from Neogen. The data consisted largely of corporate contact re…

Read more →

CyrusOne – 373,460 breached accounts

In August 2026, data centre operator CyrusOne was the target of a ShinyHunters “pay or leak” extortion attempt. The group subsequently published data allegedly obtained from the company, which included 373k unique email addresses across records relatin…

Read more →

Double Counter – 274,922 breached accounts

In October 2026, the Discord server protection service Double Counter suffered a data breach attributed to a vulnerability in the Metabase analytics tool. In its disclosure notice, Double Counter advised that attackers gained access to a subset of its …

Read more →

Angel One – 6,765,054 breached accounts

In July 2024, the Indian stock brokerage firm Angel One confirmed that data leaked online related to a breach that occurred in April 2023. The leaked data included 7.9M user records containing 6.8M unique email addresses, along with names, physical add…

Read more →

Medela – 423,947 breached accounts

In September 2026, Swiss medical device company Medela was the target of a ShinyHunters “pay or leak” extortion campaign. The data allegedly obtained in the breach was later published publicly and included 424k unique email addresses belonging predomin…

Read more →

LimeLeads – 17,838,396 breached accounts

In 2019, the now-defunct B2B marketing leads database service LimeLeads suffered a data breach due to an exposed, unsecured Elasticsearch server. The incident exposed tens of millions of records of largely corporate contact data containing 17.8M unique…

Read more →

Chess.com (2026) – 4,653,212 breached accounts

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 data relating to users’ Chess.com accounts. Analysis of t…

Read more →

McKesson – 6,404,340 breached accounts

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 was sourced from the company, which included 6.4M…

Read more →