Disclosure tracker › Disclosures in 2026
Intelligence · Disclosure tracker
Disclosures in 2026
Public breach disclosures from regulators, court filings, company notices and news reporting, each recorded with its date and a link to the original. Updated daily.
5,274
Disclosures in the tracker, all years
1,988
Of those, indexed in 2026
37
Added in October
8
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 14 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
3,945 results · Disclosures in 2026. Clear filters
Medium17 Aug 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
The expensive attacks are not always the clever ones.
This week had plenty of proof. Exposed services got hit, old bugs found fresh use, browser sessions became attack paths, and supply-chain problems kept spreading…
17 Aug 2026
Medium17 Aug 2026
Olivier Acuna
Finance · 200,000 records
Olivier Acuna reports: Cryptocurrency broker Bits of Gold said personal data belonging to roughly 200,000 customers was stolen by hackers, the company reported. The Tel Aviv, Israel-based company reported the security…
17 Aug 2026
Critical17 Aug 2026
Organisation not named
Sector not stated · 2,000,000 records
The disclosure as indexed does not name the organisation.
On August 13, DataBreaches was contacted anonymously on Signal by someone reporting that they had acquired more than 2 million records with clients’ phone numbers, usernames, and email addresses from TaxAct…
17 Aug 2026
Medium17 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Ukraine’s military intelligence claimed it disrupted the operations of Russia’s largest online marketplace, Wildberries, in a cyberattack intended to amplify the impact of drone strikes on the company’s infrastructure.
17 Aug 2026
Critical17 Aug 2026
Organisation not named
Sector not stated · 1,700,000 records
The disclosure as indexed does not name the organisation.
A seller claims 1.7M McDonald’s employee records were stolen from Azure. An 8,000-row sample appears genuine, but its age and full size remain unconfirmed. A seller on a data-trading forum posted an 8,000-row sample…
17 Aug 2026
High17 Aug 2026
Organisation not named
Sector not stated · 40,000 records
The disclosure as indexed does not name the organisation.
Nearly 40,000 customers of hardware wallet provider SafePal have been impacted by a data breach
17 Aug 2026
Medium17 Aug 2026
Organisation not named
Sector not stated · 678,000 records
The disclosure as indexed does not name the organisation.
The French Ministry of the Economy and Finance has disclosed a data breach after an attacker accessed the General Directorate of Public Finances (DGFiP) systems and stole data belonging to 678,000 individuals.
17 Aug 2026
Medium16 Aug 2026
Cryptocurrency hardware wallet provider SafePal is
Sector not stated · 39,798 records
Cryptocurrency hardware wallet provider SafePal is warning of a data breach affecting about 39,798 customers after a flaw was exploited to steal customer order information, and a threat actor is now claiming to be…
16 Aug 2026
Medium16 Aug 2026
Organisation not named
Government · 678,000 records
The disclosure as indexed does not name the organisation.
France’s tax agency says hackers stole data on 678,000 taxpayers, including income and tax details, in a sophisticated cyberattack. A threat actor claimed to have breached France’s tax agency in late June.…
16 Aug 2026
Medium16 Aug 2026
Caroline Yaffa
Government · Records not stated
Caroline Yaffa reports: The Wake County Board of Elections is suspending its use of a software vendor after it reported a possible cyberattack. There’s no evidence that voting machines, ballots, voter registration…
16 Aug 2026
Critical15 Aug 2026
PIH Health
Healthcare · 2,950,000 records
2024 hacking incident affected 2.95M patients; ransomware attack on healthcare provider
15 Aug 2026
Medium15 Aug 2026
Sax
Sector not stated · Records not stated
Data breach disclosed covering 2024 incident
15 Aug 2026
High15 Aug 2026
France Travail
Government · Records not stated
Information system hacked in Q1 2024, resulted in €5 million CNIL fine
15 Aug 2026
High15 Aug 2026
Cell C
Technology · Records not stated
South African telecom provider disclosed data breach following 2024 cyberattack
15 Aug 2026
High15 Aug 2026
Mizuno
Retail · Records not stated
Japanese sportswear company confirmed data breach following 2024 ransomware attack affecting customers
15 Aug 2026
Critical15 Aug 2026
Star Health
Healthcare · Records not stated
Indian health insurer suffered data breach; hacker leaked sensitive personal data of customers
15 Aug 2026
Critical15 Aug 2026
UnitedHealthcare
Healthcare · Records not stated
Cyberattack exposed sensitive health and insurance data from millions of patients
15 Aug 2026
High15 Aug 2026
Legal Aid Agency
Legal · Records not stated
Cyber attack exposed data in 2025; compensation claims filed
15 Aug 2026
Critical15 Aug 2026
Bankinter (EVO Banco)
Finance · Records not stated
API vulnerability exposed 1.27 million financial and identity records in 2024
15 Aug 2026
High15 Aug 2026
Cerner
Healthcare · Records not stated
2025 breach of healthcare patient data leading to lawsuits from affected hospital systems
15 Aug 2026
High15 Aug 2026
Sandhills Medical Foundation
Healthcare · 170,000 records
Ransomware breach affecting nearly 170,000 individuals
15 Aug 2026
Critical15 Aug 2026
Medical Billing Company (unnamed)
Healthcare · 1,300,000 records
Ransomware attack exposing sensitive health data on 1.3 million people
15 Aug 2026
Critical15 Aug 2026
Change Healthcare
Healthcare · 100,000,000 records
2024 ransomware attack affecting UnitedHealth Group subsidiary
15 Aug 2026
Critical15 Aug 2026
TriZetto Provider Solutions
Healthcare · 3,400,000 records
Unauthorized access exposed PHI of 3.4 million individuals
15 Aug 2026
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