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
High19 Aug 2026
TransUnion
Finance · 37,000 records
Data breach exposed credit and personal data of 37,000 people in 2019
19 Aug 2026
Critical19 Aug 2026
Snowflake
Technology · 165,000,000 records
Hacking led to 165 confirmed breaches affecting 100+ million people
19 Aug 2026
Critical19 Aug 2026
EVO Banco
Finance · 1,270,000 records
2024 API vulnerability exposed financial and identity data of 1.27 million records. Bankinter fined €240K.
19 Aug 2026
Critical19 Aug 2026
Gaming Services (Multiple)
Technology · Records not stated
Over 11 million gaming account credentials exposed in 2024 data leaks discovered by Kaspersky
19 Aug 2026
Critical19 Aug 2026
U.S. Government
Government · Records not stated
Thousands of civil servants' passwords exposed since early 2024, including White House-linked credentials
19 Aug 2026
Critical19 Aug 2026
UnitedHealthcare
Healthcare · Records not stated
Millions of patients' health and insurance information exposed in 2024 cyberattack
19 Aug 2026
Critical19 Aug 2026
MCBS
Healthcare · 1,200,000 records
Medical business management company suffered data breach affecting 1.2 million individuals
19 Aug 2026
Critical19 Aug 2026
Conduent
Healthcare · 62,200,000 records
Healthcare company breach affecting 62.2 million people, third-largest US health hack
19 Aug 2026
Critical19 Aug 2026
MCBS
Healthcare · 1,200,000 records
Medical business management company data breach affecting 1.2 million individuals
19 Aug 2026
High19 Aug 2026
Oz Hair and Beauty
Retail · 1,988,331 records
1,988,331 records exposed, Email addresses, Geographic locations, Names, Phone numbers and 1 more
19 Aug 2026
High19 Aug 2026
Fanlore
Retail · 144,520 records
144,520 records exposed, Email addresses, Names, Passwords, Usernames
19 Aug 2026
Medium18 Aug 2026
Tiffany Wang
Technology · Records not stated
Tiffany Wang reports: A prolific Russian-speaking extortion group known for supply-chain attacks claimed to have stolen data from more than 40 firms including heavyweight corporations such as oil giant Shell and…
18 Aug 2026
Critical18 Aug 2026
A Heights Finance breach
Finance · 1,200,000 records
A Heights Finance breach exposed personal and financial data of over 1.2 million people after hackers compromised a third-party cloud platform. Heights Finance is a U.S. consumer finance company that provides personal…
18 Aug 2026
Critical18 Aug 2026
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
A ransomware affiliate calling itself Ransom Busters has been spotted proactively sending emails to victim organizations and claims to delete stolen data from ransomware groups' servers in exchange for a fee ranging…
18 Aug 2026
Medium18 Aug 2026
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
The University of Texas at San Antonio, which serves 40,000 students across six campuses, said its IT team identified threat activity on its academic campus over the weekend and took some systems, including phones…
18 Aug 2026
Medium18 Aug 2026
SafePal has
Sector not stated · 40,000 records
SafePal has disclosed that an authorization flaw in an order-tracking plug-in exposed the names, email addresses, shipping addresses, phone numbers, and purchase details of approximately 39,798 customers.
The hardware…
18 Aug 2026
Critical18 Aug 2026
Organisation not named
Finance · 1,200,000 records
The disclosure as indexed does not name the organisation.
Hackers stole names, addresses, phone numbers, Social Security numbers, and financial information from a third-party platform.
The post Heights Finance Data Breach Impacts at Least 1.2 Million Individuals appeared…
18 Aug 2026
High18 Aug 2026
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
The first 24 hours after a cyber incident are messy. Teams are moving fast, and a lot gets said on Slack or email that can come back later. People are scrambling to contain the issue, figure out what happened and keep…
18 Aug 2026
High17 Aug 2026
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
The breach affected anyone who received a loan through the company or inquired about a loan product through a third party.
17 Aug 2026
Critical17 Aug 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
A threat actor is selling employee databases allegedly stolen from the Microsoft Azure infrastructure of multiple Fortune 500 companies after gaining access using compromised credentials.
17 Aug 2026
Medium17 Aug 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
Pokémon Center is notifying customers in the United Kingdom and Germany that it suffered a third-party data breach after hackers stole customer personal and order information from third-party logistics provider CEVA…
17 Aug 2026
Medium17 Aug 2026
Organisation not named
Retail · Records not stated
The disclosure as indexed does not name the organisation.
The SANDCLOCK LiteLLM supply-chain attack exposed credentials across 2,038 repositories, affecting technology, finance, healthcare, retail and more. Resecurity (USA) estimated the most affected sectors by the “SANDCLOCK”
17 Aug 2026
Medium17 Aug 2026
The crypto hardware wallet company SafePal
Finance · 40,000 records
The crypto hardware wallet company SafePal confirmed a data breach on Sunday, telling users that nearly 40,000 customers had information stolen during a recent security incident.
17 Aug 2026
High17 Aug 2026
Major genetic-testing firm
Healthcare · Records not stated
The June breach, which also exposed employees’ information, underscored the supply-chain risks facing the healthcare sector.
17 Aug 2026
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