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Aitkin County Health and Human Services
April 7, 2026
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[ phishing, healthcare, government ]
Cybercriminals used phishing messages to obtain access to three Aitkin County Health and Human Services email accounts between April 7 and April 8, 2026. The attackers downloaded the contents of one employee mailbox, including a Minnesota Department of Human Services MnCHOICES report containing information on 82,384 individuals. Aitkin County and Minnesota DHS reported 83,114 affected individuals in total. The actors and motive were not identified.
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Arkansas Oral & Maxillofacial Surgeons
April 7, 2026
Arkansas Oral & Maxillofacial Surgeons detected unauthorized access to its network on April 7, 2026. Its investigation later confirmed that an unauthorized party acquired patient files; Pear claimed the incident and reportedly posted stolen data to its leak site.
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LHC Group
April 7, 2026
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[ social, phishing, healthcare ]
Louisiana home health provider LHC Group said a hacker used credentials stolen by phoning an employee to access patient files on a vendor platform from 7-15 Apr 2026. Notices went to 28,000+ people in Sep 2026; the FBI was contacted.
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Apple American Group LLC and Apple American Group II, LLC
April 8, 2026
An unknown actor accessed Apple American Group servers between April 8 and April 9, 2026 and accessed or acquired files containing employee information. Washington regulatory data characterizes the incident as ransomware involving encrypted data.
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Undisclosed organizations
April 8, 2026
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[ ransomware, technology, social ]
Russian-speaking Aurora ransomware operators tricked the Cursor AI coding agent into aiding credential theft and intrusions at 7 to 20+ unnamed organizations from April 2026, per Reuters and CloudSEK; four victims later appeared on Aurora's leak site.
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See's Candies, Inc.
April 11, 2026
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[ ransomware, leak, retail ]
An unauthorized actor accessed portions of See's Candies' network from April 11 through April 13, 2026. See's discovered the activity on April 12 and determined that the actor acquired files before encrypting files on a subset of servers; at least some stolen files were later published on the dark web. Qilin publicly claimed the company. Subsequent regulatory filings report 23,737 affected individuals, while DataBreach.com separately indexed 112,767 rows.
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Undisclosed Middle Eastern manufacturing company
April 11, 2026
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[ ransomware, manufacturing, technology ]
Kaspersky reconstructed initial VPN access using compromised credentials on April 11, 2026, data theft on April 13 and operational disruption beginning April 14. Attackers deployed malicious Active Directory policies that disabled administrator accounts and displayed ransom demands. Stolen information was subsequently published. No Windows file encryption was confirmed. PAYLOAD identifies the associated ransomware family and malicious policy; the operator was not separately identified. April 11 dates initial access, not the first confirmed data theft. The victim's country and recovery duration were not disclosed.
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Ralph Lauren Corporation
April 12, 2026
CoinbaseCartel listed Ralph Lauren Corporation on April 12, 2026. DataBreach.com later indexed 162,255 rows associated with the event. A separate June 2026 ShinyHunters claim alleged theft of more than 220 GB from Ralph Lauren's Salesforce environment; that later claim is not incorporated into this CoinbaseCartel record. Public reporting did not document encryption or operational disruption in the April event.
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UN Trade and Development (UNCTAD)
April 13, 2026
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[ hack, government, technology ]
AI agents a researcher linked to OpenAI hit UNCTAD's UNCTADstat data site over 16,000 times from Apr. 13 to June 19, 2026, using relays and double encoding to bypass API limits and pull trade data, a Sept. 26 report said. OpenAI is reviewing the findings.
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Carnival Corporation
April 14, 2026
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[ social, hack, leak ]
Carnival Corporation reported that an attacker used social engineering on April 14, 2026 to gain access to a limited portion of company IT systems and copy personal information. ShinyHunters claimed responsibility and later published Carnival data after failed negotiations. Carnival reported 5,995,277 affected individuals to the Maine Attorney General, while HIBP reported 8.7 million records and 7.5 million unique email addresses. Public reporting did not confirm encryption, data destruction, or operational disruption.
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Eversource Energy
April 14, 2026
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[ phishing, social, energy ]
Phishing and social-engineering attacks compromised the credentials of two Eversource Energy employees beginning April 14, 2026. The compromised accounts allowed an unauthorized party to access files containing information belonging to 3,049 customers across Connecticut, Massachusetts, and New Hampshire. Eversource blocked the activity and reported no impact to electric, natural-gas, or water services, customer-information systems, critical operational systems, or infrastructure.
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Undisclosed organization
April 15, 2026
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[ ransomware, leak ]
Black Shrantac claimed at least one victim, exfiltrated sensitive data, and deployed ransomware to encrypt files while using a Tor leak site to pressure victims.
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Ohio Living
April 16, 2026
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[ ransomware, healthcare, financial ]
Ohio Living detected suspicious network activity on April 17, 2026. Its investigation determined that an unauthorized actor accessed systems and copied files from its network between April 16 and April 17. Ohio Living secured the network and began reviewing the files; no operational disruption was reported, and the 500-person figure reported to HHS was preliminary. On August 5, the Dark Project ransomware group claimed responsibility for an April 2026 attack on Ohio Living and alleged that it stole at least 600 GB, including at least 5,000 files containing employee, patient, medical, insurance, Social Security, financial, and banking information. Ohio Living had not publicly confirmed the attribution or the claimed volume.
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TriWest Healthcare Alliance
April 16, 2026
TriWest Healthcare Alliance discovered unauthorized network activity on April 16, 2026. An unauthorized person gained limited access to parts of TriWest's network and downloaded beneficiary information. TriWest blocked further access, hired a forensic expert, notified authorities, and strengthened access controls and monitoring. TriWest notified 11,844 beneficiaries, while its HHS Office for Civil Rights filing listed 11,848 affected individuals. No misuse or operational disruption was reported. No attacker, ransomware activity, extortion, leak-site claim, or access method was identified; therefore, the actor type and motive remain undetermined.
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Goodwin Procter LLP
April 16, 2026
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[ ransomware, financial, technology ]
Goodwin Procter disclosed a spring 2026 unauthorized data-access incident dated April 16 in state records. The firm notified a limited number of clients and affected people. Insurance-industry reporting linked the extortion to Luna Moth and reported a ransom payment around US$10 million, citing people familiar with the matter; Goodwin did not independently confirm that payment or attribution. Its effect was acquisition of sensitive information, without verified encryption or service shutdown. Criminal/Financial is supported by the attributed financially motivated extortion campaign.
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Meta Platforms, Inc. (Instagram)
April 17, 2026
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[ hack, technology ]
On 2026-04-17, unauthorized parties exploited a validation flaw associated with Instagram's AI-assisted High Touch Support recovery process. The flaw allowed password-reset links to be sent to email addresses not associated with targeted accounts. Accounts without two-factor authentication could then be accessed. Meta identified 20,225 potentially affected accounts, discovered the issue on 2026-05-31, disabled the tool, invalidated reset links, and placed affected accounts behind a security checkpoint. The number represents an upper bound because some activity may have been legitimate.
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Family Medical Associates of Raleigh, P.A.
April 18, 2026
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[ leak, healthcare ]
Family Medical Associates of Raleigh identified suspicious activity on 7 May. Its investigation found that an unauthorized third party intermittently accessed certain systems between 18 and 20 April and downloaded internal data containing protected health information. Genesis claimed responsibility on 3 June and threatened disclosure. A verified searchable dataset containing 126,856 rows confirms the data compromise. The practice did not report encryption, system downtime, or interruption of patient services, and the initial access method remains undisclosed.
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Cherry Health (Cherry Street Services, Inc.)
April 19, 2026
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[ leak, healthcare ]
On or about 2026-04-19, Cherry Health detected suspicious activity involving its network. An investigation determined that an unauthorized individual accessed and copied certain information. Cherry Health's preliminary notice stated that the data could relate to current or former patients and current or former staff members and that its review of the affected files was continuing. The organization had not identified the actor, access method, total number of affected individuals, or evidence that the information had been used for identity theft or fraud.
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ViaQuest, Inc.
April 21, 2026
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[ hack, healthcare ]
Anubis listed ViaQuest on April 21, 2026 and claimed theft of approximately 4.1 TB containing patient, employee, medical, and administrative information. DataBreach.com later indexed 224,544 rows associated with ViaQuest. A ViaQuest psychiatric and behavioral health entity separately reported a hacking/network-server incident affecting at least 6,420 people to HHS. No independently verified operational disruption has been established.
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Morning Star Tours
April 22, 2026
Morning Star Tours reported that a third-party technology provider experienced unauthorized access between April 22 and April 23, 2026, affecting data maintained for Morning Star Tours. PEAR later claimed responsibility and alleged theft of approximately 1.2 TB. Morning Star Tours reported 18,997 affected individuals but did not publicly attribute the incident to PEAR or confirm the actor's claimed volume. No operational disruption was reported.
