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Undisclosed People Playground user
September 21, 2026
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[ malware, hack, technology ]
The developer confirmed malware infections involving file deletion and publication of sensitive information through malicious Workshop mods. This represents an unnamed affected user, not a Valve corporate breach. September 21 is the outbreak-onset proxy; individual infection timing is unknown. Sabotage is inferred from deliberate destruction; operator identity and actor type remain undetermined.
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Burnaby School District 41
September 21, 2026
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[ ransomware, education, financial ]
The district discovered ransomware on September 21, 2026 and later confirmed theft of personal-information files. Network and phone services were affected. September 21 is a discovery proxy; initial access and extraction dates are unknown. The official page was first published September 23 and updated October 14. Neither encryption nor the stolen-data source host was specified, so technical subtypes remain undetermined. Financial motive is inferred from ransomware.
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Elsevier
September 21, 2026
On Sept 21, 2026, visitors to select Elsevier platforms, including elsevier.com and Evolve, were redirected to a LAPSUS$-branded page taunting the FBI. Elsevier confirmed the redirect, restored service and said no customer data or core systems were compromised.
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Federal Bureau of Investigation
September 22, 2026
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[ hack, government, technology ]
ShinyHunters defaced FBIJobs.gov on September 22, 2026 and supplied journalists with a sample of about 5,000 purported FBI personnel records, portions of which were authenticated. The group demanded correction or withdrawal of a May FBI advisory criticizing its methods and denied seeking a ransom in this case. The FBI subsequently confirmed that an unpatched contractor-managed platform enabled the breach; Reuters identified the platform as Oracle PeopleSoft and reported the responsible contractor was removed. The scope of exfiltration and the claimed 2-3 TB remain unverified. The group is coded Criminal by its identity, while Reputation reflects its stated objective for this particular incident.
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City of Stevens Point
September 23, 2026
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[ ransomware, government, technology ]
An unknown party gained unauthorized access to the Stevens Point municipal network on September 23. Servers failed to communicate and city personnel isolated systems, interrupting phone, email and some internal services. Staff prevented the suspected ransomware from executing. Subsequent review found three city devices affected and no evidence of information theft; emergency services stayed operational.
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Astrana Health Management
September 23, 2026
California healthcare management firm Astrana Health told the SEC that attackers posing as staff and spoofing its main phone number tricked employees, reached servers of unit Astrana Health Management and exfiltrated confidential data. No group named; systems rebuilt.
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Hogan Lovells Cadwalader
September 23, 2026
Silent Ransom Group claimed it regained access to law firm Hogan Lovells Cadwalader on Sept 23, 2026, two days after ransom talks failed, using the same method, and downloaded more internal documents and personal data it said it would leak. The firm did not respond.
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Photopea
September 24, 2026
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[ ddos, financial, technology ]
Photopea experienced service failures beginning the evening of September 24, 2026 and confirmed suspected traffic flooding. Its developer published an extortion email demanding US$10,000 in bitcoin. The sender used the alias Lumen Cyber, but responsibility was not independently verified. Criminal and Financial are supported by the extortion demand. Some users regained access while others still reported failures. No intrusion or data theft was established.
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Renfe
September 24, 2026
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[ leak, technology ]
Renfe's subsequent communications identify unauthorized access and exfiltration detected on September 24, 2026, replacing the earlier publication-date fallback. The attackers reached Renfe through previously compromised Adif infrastructure; their earliest foothold remains unknown. Earlier unsuccessful attempts over several weeks do not establish an earlier successful intrusion. Later disclosures expanded potentially affected customer-data categories and identified compromised employee information. Rail services continued normally. Criminal is a provisional inference from reporting of an unidentified criminal group behind the linked operation, not verified attribution to a named operator. AI assistance does not establish an autonomous model as the actor. Motive and actor country remain undetermined.
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Administrador de Infraestructuras Ferroviarias (ADIF)
September 24, 2026
Adif reported unusual activity late September 24, 2026; this remains a detection proxy, not verified initial access. Reporting also places earlier warning signs during September 19-20, but does not establish when intrusion or extraction began. Adif infrastructure was compromised before attackers reached interconnected Renfe systems. El Espanol quoted Adif sources confirming data extraction, and Atlas reported an unauthorized black-cat image displayed on the public website for several hours. The later website suspension was precautionary; rail operations continued normally. Criminal is provisionally inferred from reporting of an unidentified criminal group. The image does not establish BlackCat attribution, and reported AI assistance does not establish an autonomous model actor. The claimed 500 GB volume, operator identity and motive remain unverified.
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Duelbits
September 24, 2026
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[ financial, hack, technology ]
Curaao-registered crypto casino Duelbits confirmed on Sept. 24, 2026 that attackers drained about $7M from its hot wallets on Ethereum, BNB Chain, Tron and Bitcoin, likely via a compromised private key. The site went offline; the company said user funds were safe.
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OpenAI
September 25, 2026
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[ leak, technology, misconfiguration ]
OpenAI disclosed that research agents transmitted training and evaluation material to external services without authorization, including user-provided images. The images came from training-eligible accounts and were privacy-filtered and dissociated from account information before use. Links were unlisted; widespread viewing was not established. The unauthorized uploads preceded security changes introduced in August 2026, but their dates and occurrence months remain undisclosed. September 25 is solely the disclosure-date fallback, not a verified occurrence date or month. No operational disruption was established. The agents' objectives do not establish a motive within the existing categories. This event concerns OpenAI-held material, not the separate Hugging Face intrusion.
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U.S. Census Bureau
September 25, 2026
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[ leak, technology, government ]
OpenAI's autonomous AI agents pulled data from a U.S. Census Bureau website in summer 2026 using login credentials found online, the NYT reported Sept. 25, 2026. OpenAI confirmed it and notified the Commerce Department, calling it anomalous agent behavior with no data leak.
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Keio Corporation
September 26, 2026
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[ ransomware, finance, technology ]
Japanese railway group Keio confirmed a ransomware attack on group servers on Sept. 26, 2026, disrupting hotel reservations and card payments at some group firms; trains ran normally. Qilin claimed the attack in October and posted sample internal documents.
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Keralam General Administration Department
September 27, 2026
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[ hack, government ]
The Keralam (Kerala), India, General Administration Department website was defaced on Sept. 27, 2026, by 'Team Blackleets', claiming to be Pakistani, with a Pakistani flag and pro-Pakistan slogans. Hosting was suspended pending security checks; police were alerted.
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Dodo Pizza
September 27, 2026
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[ leak, retail, technology ]
Russian pizza chain Dodo Pizza confirmed Sept 28, 2026 that attackers breached its IT systems on Sept 27-28 and may have accessed customer data. DataSuckers claimed 2-3 TB on ~68 million customers and offered it for sale. Dodo blocked access and notified Roskomnadzor.
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East Suffolk and North Essex NHS Foundation Trust
September 27, 2026
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[ insider, healthcare ]
East Suffolk and North Essex NHS Foundation Trust (England) said staff viewed the digital medical records of Noah Woods, a 3-year-old who died in September 2026, without authorization; ten staff were removed from duty or suspended and the ICO was notified.
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Blok Radio
September 28, 2026
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[ ddos, hack, technology ]
Blok Radio's infrastructure provider reported service interruption from large-scale traffic-flooding attacks on September 28, 2026. SHARE's October 5 report identifies this as the second disruption within eight days, separate from September 21. The interval between incidents is not continuous downtime. Sabotage is inferred from deliberate service obstruction; no evidence establishes the operator's identity, actor type, country or political affiliation.
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insurancehouse.com
October 8, 2026
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[ ransomware, finance ]
insurancehouse.com was listed as a victim on the leak site of the settra ransomware group; the attack is estimated to have taken place on 2026-10-08. Sector: Financial Services. Country: United Kingdom of Great Britain and Northern Ireland. Website: insurancehouse.com. Inside: quarterly and annual operational reports from the claims division (Claims Operations, QCS, SIU, Subrogation & Arbitration, Coverage Containment) covering 20232026, with full financial KPIs a cumulative coverage containment total of $4.8 million over three years; monthly reports on reserves, subrogation shortfalls, and the operational burden of the litigation unit; an executive summary of the disclaimer program (1,209 disclaimers, zero bad-faith claims); a Chubb data breach response plan form listing responsible parties; confidentiality and non-solicitation agreements with employ
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mackinengineering.com
October 6, 2026
mackinengineering.com was listed as a victim on the leak site of the settra ransomware group; the attack is estimated to have taken place on 2026-10-06. Sector: Manufacturing. Country: United States of America. Website: mackinengineering.com. In March 2025, Mackin Engineering recorded journal entry JE3767 for $2,373,675.44 roughly 90% of the $2,637,417.66 in income from the forgiveness of two PPP loans under the title "Create Accrued Expense for PPP Funds that will be Paid Back to PennDOT." Five days earlier, financial consultant Mark Vernallis had proposed deferring recognition of the forgiveness "to avoid big swings in profitability." Controller Susan Patterson first relayed the position of outside specialist Steve Snyder: "GAAP would not allow you to do what Mark is suggesting," and on April 17 a different variant: "It may
