Data breaches in 2026
66 tracked incidents from 2026
Aflac Japan Data Breach Impacts 4.38 Million
Hackers accessed the insurance giant’s policyholder portal multiple times between June 15 and June 25. The post Aflac Japan Data Breach Impacts 4.38 Million appeared first on SecurityWeek .
Nissan Employee Data Breached in Oracle PeopleSoft Hack
Only a handful of the 100 organizations targeted in the PeopleSoft campaign have been confirmed. The post Nissan Employee Data Breached in Oracle PeopleSoft Hack appeared first on SecurityWeek .
Ralph Lauren
In June 2026, fashion retailer Ralph Lauren was targeted in a ShinyHunters "pay or leak" extortion campaign . The group subsequently published hundreds of gigabytes of data they claimed was obtained from the organisation's Salesforce instance, including 140k...
Operation Endgame 4.0
On 18 June 2026, the latest phase of Operation Endgame targeted the SocGholish malware operation , a prolific malware distribution network used to compromise systems and facilitate further cybercrime. Coordinated by international law enforcement agencies with...
CFGI
In March 2026, the financial consulting and advisory firm CFGI was the target of a ShinyHunters "pay-or-leak" extortion campaign . The group subsequently publicised data allegedly obtained from CFGI comprising corporate contact information, including 243k...
June 2026 Stealer Logs
In June 2026, a collection of accumulated stealer logs from various sources was added to HIBP. The corpus comprised 56M unique email addresses across hundreds of millions of stealer log records. The data also contained 124M unique passwords, which have been...
Berkadia
In March 2026, the commercial real estate finance company Berkadia was the target of a ShinyHunters "pay or leak" extortion campaign . The group subsequently published data they alleged was taken from Berkadia's Salesforce instance, including over 300k unique...
Infinite Campus
In March 2026, the student information system Infinite Campus was targeted in a ShinyHunters "pay or leak" extortion campaign . The group subsequently published data they alleged was taken from Infinite Campus, containing 137k unique email addresses along...
Charter
In May 2026, the telecommunications company Charter Communications (the parent company behind the consumer broadband and cable brand Spectrum) was named by the ShinyHunters group in a "pay or leak" extortion campaign . The group later published the data,...
Kemper
In April 2026, the American insurance holding company Kemper Corporation was named by the ShinyHunters ransomware group in a "pay or leak" extortion campaign . The attackers allegedly accessed Kemper's Salesforce environment via social engineering as part of...
Pitney Bowes
In April 2026, the hacking collective ShinyHunters claimed to have obtained data from Pitney Bowes as part of a broader extortion campaign that also named several other organisations. After negotiations allegedly failed, the group publicly released the data...
ADT
In April 2026, home security firm ADT confirmed a data breach by ShinyHunters , which listed the company on its website as part of a "pay or leak" extortion attempt. The breach impacted 5.5M unique email addresses along with names, phone numbers and physical...
Crunchyroll
In March 2026, the anime streaming service Crunchyroll suffered a data breach alleged to have impacted 6.8M users . The exposed data is reported to have originated from the company's Zendesk support system where "name, login name, email address, IP address,...
SongTrivia2
In April 2026, the music trivia platform SongTrivia2 suffered a data breach that was subsequently published to a public hacking forum . The data contained a total of 291k unique email addresses sourced from either Google OAuth logins or accounts created on...
Divine Skins
In March 2026, the League of Legends custom skins service Divine Skins suffered a data breach . The incident was disclosed via the service's Discord server, where Divine Skins stated that an unauthorised third party accessed part of its systems, deleted all...
Baydöner
In March 2026, the Turkish restaurant chain Baydöner suffered a data breach which was subsequently published to a public hacking forum . The incident exposed over 1.2M unique email addresses along with names, phone numbers, cities of residence and plaintext...
Lovora
In February 2026, the couples and relationship app Lovora allegedly suffered a data breach that exposed 496k unique email addresses. The data also included users’ display names and profile photos, along with other personal information collected through use of...
Quitbro
In February 2026, the porn addiction app Quitbro allegedly suffered a data breach that exposed 23k unique email addresses. The data also included users’ years of birth, responses to questions within the app and their last recorded relapse time. The app’s...
KomikoAI
In February, the AI-powered comic generation platform KomikoAI suffered a data breach . The incident exposed 1M unique email addresses along with names, user posts and the AI prompts used to generate content. The exposed data enables the mapping of individual...
Toy Battles
In February 2026, the online gaming community Toy Battles suffered a data breach. The incident exposed 1k unique email addresses alongside usernames, IP addresses and chat logs. Following the breach, Toy Battles self-submitted the data to Have I Been Pwned.
Association Nationale des Premiers Secours
In January 2026, a data breach impacting the French non-profit Association Nationale des Premiers Secours (ANPS) was posted to a hacking forum . The breach exposed 5.6k unique email addresses along with names, dates of birth and places of birth. ANPS...
