Weekly briefing No. 42 published 30 Oct 2026
Intelligence · Disclosure tracker

Every public disclosure, dated and sourced.

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.

5,380
Disclosures in the tracker, all years
2,093
Of those, indexed in 2026
14
Added in November
25
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 4 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

High29 Dec 2022
CentraState Healthcare
Healthcare · 617,000 records
617K patient records exposed in ransomware
29 Dec 2022
Critical27 Dec 2022
Railway Board India
Government · Records not stated
30M passenger records reportedly leaked from Indian Railways database
27 Dec 2022
High27 Dec 2022
Slack / GitHub (2022)
Technology · Records not stated
Employee tokens stolen, private code repositories accessed
27 Dec 2022
High23 Dec 2022
Arnold Clark (Scotland)
Retail · Records not stated
Largest UK car dealer hit by Play ransomware, customer IDs, bank details stolen
23 Dec 2022
Medium23 Dec 2022
Pepsi Bottling Ventures
Sector not stated · Records not stated
28K employee records exposed in data breach
23 Dec 2022
High20 Dec 2022
Queensland University of Technology
Education · Records not stated
Royal ransomware compromised university IT systems, student data stolen
20 Dec 2022
High20 Dec 2022
The Guardian Newspaper
Sector not stated · Records not stated
Ransomware attack disrupted newsroom operations, staff personal data stolen
20 Dec 2022
Critical18 Dec 2022
SickKids Hospital
Healthcare · Records not stated
Ransomware attack disrupted clinical operations and phone lines
18 Dec 2022
High18 Dec 2022
Toronto SickKids Hospital
Healthcare · Records not stated
LockBit ransomware hit children's hospital, clinical and corporate systems impacted
18 Dec 2022
High16 Dec 2022
Gemini
Finance · 5,274,214 records
5,274,214 records exposed, Email addresses, Partial phone numbers
16 Dec 2022
Critical15 Dec 2022
SPTrans (Sao Paulo)
Government · Records not stated
13M passenger transit card records stolen, CPFs, addresses, DOBs exposed
15 Dec 2022
High15 Dec 2022
SevenRooms
Technology · Records not stated
400K restaurant reservation records exposed
15 Dec 2022
Medium15 Dec 2022
Cedar Rapids Schools (IA)
Education · Records not stated
40K student records exposed
15 Dec 2022
Medium14 Dec 2022
St. Rose Hospital
Healthcare · 42,000 records
42K patient records exposed
14 Dec 2022
Critical14 Dec 2022
Gemini
Finance · 5,700,000 records
5.7M customer emails exposed
14 Dec 2022
High13 Dec 2022
TPG Telecom (Australia)
Technology · 15,000 records
15,000 email accounts compromised, business customer data accessed
13 Dec 2022
High13 Dec 2022
FBI InfraGard
Government · Records not stated
87K member records including critical infrastructure contacts sold on dark web
13 Dec 2022
High12 Dec 2022
925K customer password manager vaults potentially compromised
Technology · 925,000 records
925K customer password manager vaults potentially compromised
12 Dec 2022
High12 Dec 2022
925K customer password manager vaults potentially compromised
Technology · 925,000 records
925K customer password manager vaults potentially compromised
12 Dec 2022
High12 Dec 2022
925K customer password manager vaults potentially compromised
Technology · 925,000 records
925K customer password manager vaults potentially compromised
12 Dec 2022
High12 Dec 2022
925K customer password manager vaults potentially compromised
Technology · 925,000 records
925K customer password manager vaults potentially compromised
12 Dec 2022
High12 Dec 2022
925K customer password manager vaults potentially compromised
Technology · 925,000 records
925K customer password manager vaults potentially compromised
12 Dec 2022
High12 Dec 2022
925K customer password manager vaults potentially compromised
Technology · 925,000 records
925K customer password manager vaults potentially compromised
12 Dec 2022
High12 Dec 2022
925K customer password manager vaults potentially compromised
Technology · 925,000 records
925K customer password manager vaults potentially compromised
12 Dec 2022
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