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.
5,282
Disclosures in the tracker, all years
1,995
Of those, indexed in 2026
41
Added in October
9
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 17 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
Critical9 Jul 2026
Organisation not named
Education · Records not stated
The disclosure as indexed does not name the organisation.
Hackers accessed the institution’s internal network and deleted two drives containing employee, student, and university data.
The post Mount Royal University Confirms Data Stolen in Ransomware Attack appeared first on…
9 Jul 2026
Critical9 Jul 2026
AssuranceAmerica data breach
Finance · Records not stated
American insurance company AssuranceAmerica has disclosed a data breach impacting nearly 7 million drivers after attackers gained access to its systems earlier this year.
9 Jul 2026
High9 Jul 2026
9 Jul 2026
Critical9 Jul 2026
Carnival Corporation
Retail · 6,000,000 records
6M customer records stolen including names and contact data
9 Jul 2026
Critical9 Jul 2026
KDDI Six ISPs
Technology · 14,200,000 records
14.2M email credentials exposed including plaintext passwords
9 Jul 2026
Critical9 Jul 2026
700Credit Automotive
Finance · Records not stated
5.8M consumer records stolen via API compromise
9 Jul 2026
Critical9 Jul 2026
Global Credential Dump
Sector not stated · 24,000,000,000 records
24B credentials exposed via infostealer logs
9 Jul 2026
Critical9 Jul 2026
Charter Spectrum
Technology · 13,000,000 records
13M customer records leaked post-ransom refusal
9 Jul 2026
Critical9 Jul 2026
Conduent Government Services
Government · Records not stated
62.2M SSNs and health records exposed
9 Jul 2026
Critical9 Jul 2026
NYC Health Hospitals
Healthcare · 1,800,000 records
1.8M patient records exposed via vendor compromise
9 Jul 2026
Critical9 Jul 2026
Canvas LMS Instructure
Education · 275,000,000 records
275M user records stolen across 8000 institutions
9 Jul 2026
High9 Jul 2026
Liberty Mutual Insurance
Finance · Records not stated
108GB policyholder and financial records exfiltrated
9 Jul 2026
High9 Jul 2026
French Tchap Platform
Government · Records not stated
73K government accounts and 643K messages stolen
9 Jul 2026
High9 Jul 2026
9 Jul 2026
Critical9 Jul 2026
Charter Communications Spectrum
Technology · 40,000,000 records
40M customer records stolen via vishing attack
9 Jul 2026
Critical9 Jul 2026
Credential Dump Global
Technology · Records not stated
24B stolen credentials exposed in public database
9 Jul 2026
Critical9 Jul 2026
One Medical Senior Care
Healthcare · Records not stated
Archived elderly patient clinical records breached
9 Jul 2026
Critical9 Jul 2026
Navia Benefits
Finance · Records not stated
2.7M SSNs and benefits enrollment records exposed
9 Jul 2026
High9 Jul 2026
9 Jul 2026
Critical9 Jul 2026
NYC Health + Hospitals
Healthcare · 1,800,000 records
1.8M records stolen including biometrics
9 Jul 2026
Critical9 Jul 2026
Texas Parks Wildlife Dept
Government · Records not stated
3M license holders PII exposed via vendor breach
9 Jul 2026
Critical9 Jul 2026
Charter Communications
Technology · 40,000,000 records
40M customer records exfiltrated by ShinyHunters
9 Jul 2026
Critical9 Jul 2026
AdaptHealth Corp
Healthcare · Records not stated
Patient PHI and billing credentials accessed
9 Jul 2026
Critical9 Jul 2026
Canada House of Commons
Government · Records not stated
Employee PII stolen via Microsoft SharePoint zero-day
9 Jul 2026
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