Weekly briefing No. 41 published 4 Oct 2026
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.

5,278
Disclosures in the tracker, all years
1,992
Of those, indexed in 2026
41
Added in October
9
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 16 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

3,949 results · Disclosures in 2026. Clear filters

High1 Jul 2026
Network intrusion on Homeland Security Information Network
Government · Records not stated
Network intrusion on Homeland Security Information Network confirmed after false positives
1 Jul 2026
Critical1 Jul 2026
Accenture
Technology · Records not stated
Confirmed data breach; 35GB of internal data including source code and credentials stolen
1 Jul 2026
High1 Jul 2026
Craneware
Healthcare · Records not stated
Healthcare software vendor breach exposed customer data through supply-chain attack
1 Jul 2026
High1 Jul 2026
Mount Royal University
Education · Records not stated
CMD Organization ransomware attack stole and deleted 10 TB of data, 1 student records
1 Jul 2026
Critical1 Jul 2026
Bank of Baroda
Finance · 300,000 records
Breach exposed up to 300,000 customers' Aadhaar numbers, loan files, and account photos after TripleX exploited vulnerability.
1 Jul 2026
High1 Jul 2026
Partnered Health
Healthcare · Records not stated
Cyber-attack on Australian healthcare provider exposed personal information and medical details/notes across 21 clinics.
1 Jul 2026
Critical1 Jul 2026
Organisation not named
Technology · 27,000,000 records
The disclosure as indexed does not name the organisation.
Hackers exploited exposed Microsoft Power Pages portals stealing 27 million records from 13 organizations
1 Jul 2026
High1 Jul 2026
Abbott Laboratories
Healthcare · Records not stated
Cyber incident investigated; diagnostics company exposed patient data
1 Jul 2026
Critical1 Jul 2026
Origin Energy
Sector not stated · 2,000,000 records
Data breach affecting 2 million customers of Australian energy giant confirmed
1 Jul 2026
High1 Jul 2026
Department for Education
Government · Records not stated
Data breach claimed by ExfilSquad group, details leaked on dark web
1 Jul 2026
High1 Jul 2026
Fairlife (Coca-Cola)
Retail · Records not stated
Ransomware attack on dairy unit affected production systems; US Fairlife production suspended
1 Jul 2026
High1 Jul 2026
Craneware
Healthcare · Records not stated
Hackers stole customer data from major hospital software vendor in supply-chain attack
1 Jul 2026
High1 Jul 2026
Abbott Laboratories
Healthcare · Records not stated
Cyber incident affecting medical device company with patient data exposure
1 Jul 2026
Critical1 Jul 2026
Origin Energy
Sector not stated · 2,000,000 records
2 million customer records stolen in hack of Australian energy giant
1 Jul 2026
High1 Jul 2026
Hugging Face
Technology · Records not stated
Internal datasets and credentials compromised, users urged to rotate access tokens
1 Jul 2026
High1 Jul 2026
LVM (Latvian Forestry)
Sector not stated · Records not stated
State-owned forestry company LVM affected by ransomware attack; systems still restoring weeks later
1 Jul 2026
High1 Jul 2026
Fairlife (Coca-Cola)
Retail · Records not stated
Ransomware attack on Fairlife dairy unit affected production systems; US production suspended
1 Jul 2026
High1 Jul 2026
Exact Sciences
Healthcare · Records not stated
Alleged data breach reported by hackers; attorney investigation ongoing
1 Jul 2026
High1 Jul 2026
Craneware
Healthcare · Records not stated
Hospital software vendor breach exposed customer data; supply-chain attack on healthcare industry
1 Jul 2026
High1 Jul 2026
Abbott Laboratories
Healthcare · Records not stated
Cyber incident investigated involving medical device company; lawsuit filed by affected patients
1 Jul 2026
High1 Jul 2026
Hugging Face
Technology · Records not stated
Breach affected internal datasets and credentials; users urged to rotate access tokens
1 Jul 2026
High1 Jul 2026
Chick-fil-A
Retail · Records not stated
Customer loyalty accounts accessed using stolen usernames and passwords
1 Jul 2026
High1 Jul 2026
Cure Dental
Healthcare · Records not stated
Current and former patients' PII exposed in data breach
1 Jul 2026
High1 Jul 2026
Abbott Laboratories
Healthcare · Records not stated
Cyber incident affecting diagnostics company involving patient data exposure
1 Jul 2026
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