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

Critical1 Jul 2026
Estée Lauder
Retail · Records not stated
Data breach via Oracle E-Business Suite exposure of SSNs, passports, and health records (Clop campaign)
1 Jul 2026
Critical1 Jul 2026
Amgen
Healthcare · Records not stated
Hackers accessed cloud environment, stealing patient health data and proprietary company information
1 Jul 2026
Critical1 Jul 2026
Origin Energy
Sector not stated · 2,000,000 records
Hacker claimed to steal information of 2 million customers from Australian energy giant
1 Jul 2026
High1 Jul 2026
Bank of Baroda
Finance · Records not stated
Employee email account compromised allowing unauthorized access to certain data
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
Critical1 Jul 2026
Accenture
Technology · Records not stated
Data breach with 35GB of internal data stolen including source code and credentials
1 Jul 2026
High1 Jul 2026
Fairlife (Coca-Cola)
Retail · Records not stated
Ransomware attack affected production-related systems at dairy unit
1 Jul 2026
High1 Jul 2026
Clover Health
Healthcare · Records not stated
Health insurer data breach; type and volume of exposed data still unknown
1 Jul 2026
High1 Jul 2026
Craneware
Healthcare · Records not stated
Hospital software vendor breach; supply-chain attack exposed customer data
1 Jul 2026
High1 Jul 2026
KT
Technology · Records not stated
Personal data breach and unauthorized micropayment damages caused by illegal base stations
1 Jul 2026
Critical1 Jul 2026
Suno
Technology · 55,000,000 records
Hackers stole names, phone numbers, and physical addresses of 55M users
1 Jul 2026
High1 Jul 2026
KT Corp
Technology · Records not stated
Rogue femtocell breach exposed 16,647 subscribers and stole SMS payment information
1 Jul 2026
Critical1 Jul 2026
Mount Royal University
Education · Records not stated
CMD Organization stole and deleted 10 TB in ransomware attack, demanded $1.9M ransom
1 Jul 2026
High1 Jul 2026
Partnered Health
Healthcare · Records not stated
Patient records stolen in cyberattack on Australian healthcare provider affecting 21 clinics
1 Jul 2026
High1 Jul 2026
Ernst & Young
Legal · Records not stated
Breach exposed client tax records and financial information
1 Jul 2026
High1 Jul 2026
Abbott Laboratories
Healthcare · Records not stated
Cyber incident under investigation affecting medical device company
1 Jul 2026
High1 Jul 2026
Network intrusion on Homeland Security Information Network
Government · Records not stated
Network intrusion on Homeland Security Information Network confirmed after two false positives
1 Jul 2026
High1 Jul 2026
Hugging Face
Technology · Records not stated
Internal datasets and credentials exposed; users urged to rotate access tokens
1 Jul 2026
Critical1 Jul 2026
Accenture
Technology · Records not stated
35GB of internal data stolen including source code and credentials
1 Jul 2026
High1 Jul 2026
LVM (Latvian forestry company)
Sector not stated · Records not stated
State-owned forestry company still restoring systems weeks after ransomware attack
1 Jul 2026
High1 Jul 2026
Fairlife (Coca-Cola)
Retail · Records not stated
Ransomware attack on Coca-Cola's dairy unit affecting production-related systems; operations forced offline
1 Jul 2026
High1 Jul 2026
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack with hackers claiming data deletion; financial institution impacted
1 Jul 2026
High1 Jul 2026
Clover Health
Healthcare · Records not stated
Insurer disclosed data breach; extent of data exposure and record count not yet determined
1 Jul 2026
Critical1 Jul 2026
Craneware
Healthcare · Records not stated
Hospital software vendor breach exposing customer healthcare data through supply-chain attack
1 Jul 2026
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