已確認
Marimo Holdings: group employee data leaked after officer-impersonation phishing
On December 18, 2025 a phishing mail impersonating a group officer led to unauthorised acquisition of some employee data including leavers; disclosed March 6, 2026.
資料外洩事件
依企業、國家、產業、發生年份和攻擊方式查詢事件，了解外洩資料、影響範圍、查證狀態、企業應對及來源。
已確認
EP Wealth Advisors: client data copied using compromised employee credentials
On February 2, 2026, EP Wealth discovered unauthorised activity on its network involving one employee’s compromised credentials and terminated it within hours; the unauthorised party obtained copies of data, including from client relationship tools.
調查中
Nihon University Sangenjaya: staff mailbox personal data may have been viewed after phishing takeover
On February 9, 2026 one staff mailbox was taken over via phishing and sent 321 suspicious messages; the campus disclosed on March 6 that mailbox personal data may have been viewed.
調查中
Reisz Siderman Eisenberg: client information may have been at risk after network access
On August 23, 2025, the firm was advised of possible unauthorised access to its network; the investigation confirmed unauthorised access to a portion of the network on that day, followed by a review of the files there.
調查中
Tieu Dental: patient information may have been accessed or acquired
Tieu Dental became aware of unauthorised access to its network; the forensic investigation found the actor accessed the network between July 28 and 29, 2025, and personal and/or health information may have been accessed or acquired.
調查中
Service Lighting reports possible card-data theft from site skimmer
Possible data leak: Malicious code on the e-commerce site potentially captured card numbers, expiry dates and CVV codes for purchases from about March 12 to September 16, 2025.
已確認
Williams Accountancy: files acquired after network intrusion
On December 30, 2025, the firm discovered an unauthorised third party had accessed its network; the investigation found files were acquired from certain systems on December 25 and 26, 2025.
已確認
California FAIR Plan: broker personal data inadvertently disclosed to third party
On December 12, 2025, CFPA learned that certain personal information had been inadvertently disclosed to an unknown third party that day; only individual broker information was affected, not policyholder data (except brokers who are also policyholders).
已確認
Cloud Imperium Games: user data accessed via backup systems
On January 21, 2026, an attack resulted in unauthorised read-only access to some backup systems, including limited access to users’ basic account details (metadata, contact details, usernames, dates of birth and names).
調查中
Tokyu Sekkei: third parties may have viewed related personal data after improper device use on public transport
Possible data leak: After a third-party report that a staff device screen was visible on public transport on February 27, 2026, the firm investigated and disclosed on March 3.
已確認
AMED: 459 email addresses (279 personally identifiable) leaked via misaddressed bulk mail
A bulk admin email used To instead of Bcc so addresses were visible among recipients; AMED disclosed this on March 3, 2026.
已確認
Children’s Council of San Francisco: data accessed and acquired
Investigation of an August 3, 2025 network disruption found an unknown actor accessed and acquired data.
調查中
Kanehara Rinken Kokushi Online: 160 registrants’ emails and nicknames may have been publicly reachable
Possible data leak: On February 17, 2026 a leftover test file on production was found and closed the same day; disclosed March 3, with an April 17 update reporting no further intrusion traces.
已確認
M&Y Personal Injury Lawyers: files downloaded from archive server
On November 25, 2025, M&Y identified suspicious activity on a server used for historical record keeping; the investigation found an unknown actor viewed and downloaded files on or about November 23, 2025.
已確認
CorVel discloses claim document sent to another claimant
A document was intermixed with another claimant’s information and emailed to that claimant, disclosing name, Social Security number and work-injury medical information.
已確認
Maritz confirms files taken from Oracle EBS environment
Exploitation of a then-unknown Oracle E-Business Suite vulnerability allowed a third party to access and obtain files from Maritz’s finance environment on August 10–13, 2025.
調查中
Miz Mooz reports possible customer-data exposure from website
Possible data leak: Activity in the website environment from January 25 to 28, 2026 may have involved personal information.
已確認
Idera: personal data affected via third-party file-hosting system
On October 31, 2025, an unauthorised party accessed a third-party file-hosting system, affecting names, contact details and other fields.
已確認
MSG Entertainment: Oracle EBS data accessed including names and SSNs
An unauthorised person accessed data from the vendor-hosted Oracle E-Business Suite in August 2025; hiring and payment records included names and SSNs.
調查中
Jiho group reports possible exposure of up to 890 email addresses
A compromised cloud-mail account may have allowed viewing or acquisition of address-book email addresses. Sending suspicious phishing emails is confirmed; data acquisition is not.