Weekly briefing No. 41 published 4 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.

5,314
Disclosures in the tracker, all years
2,028
Of those, indexed in 2026
76
Added in October
21
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 21 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

High14 May 2020
780K donor records exposed
Education · Records not stated
780K donor records exposed
14 May 2020
High14 May 2020
440K records exposed
Education · 440,000 records
440K records exposed
14 May 2020
High14 May 2020
780K donor records exposed
Education · Records not stated
780K donor records exposed
14 May 2020
High14 May 2020
440K records exposed
Education · 440,000 records
440K records exposed
14 May 2020
High14 May 2020
780K donor records exposed
Education · Records not stated
780K donor records exposed
14 May 2020
High14 May 2020
440K records exposed
Education · 440,000 records
440K records exposed
14 May 2020
High14 May 2020
780K donor records exposed
Education · Records not stated
780K donor records exposed
14 May 2020
High14 May 2020
440K records exposed
Education · 440,000 records
440K records exposed
14 May 2020
High14 May 2020
780K donor records exposed
Education · Records not stated
780K donor records exposed
14 May 2020
High14 May 2020
440K records exposed
Education · 440,000 records
440K records exposed
14 May 2020
High14 May 2020
780K donor records exposed
Education · Records not stated
780K donor records exposed
14 May 2020
Medium14 May 2020
DaVita Kidney Care
Healthcare · 44,000 records
44K patient records exposed in Blackbaud breach
14 May 2020
High14 May 2020
Wake Forest University (Blackbaud)
Education · 290,000 records
290K records exposed
14 May 2020
High14 May 2020
Boston University (Blackbaud)
Education · 320,000 records
320K records exposed
14 May 2020
High14 May 2020
University of Texas (Blackbaud)
Education · 440,000 records
440K records exposed
14 May 2020
High14 May 2020
University of Pittsburgh (Blackbaud)
Education · 680,000 records
680K records exposed
14 May 2020
High14 May 2020
Indiana University (Blackbaud)
Education · Records not stated
380K donor records exposed
14 May 2020
High14 May 2020
Cornell University (Blackbaud)
Education · Records not stated
420K alumni records exposed
14 May 2020
High14 May 2020
Ohio State University (Blackbaud)
Education · Records not stated
550K donor records exposed
14 May 2020
Critical14 May 2020
University of Virginia (Blackbaud)
Education · Records not stated
1.1M donor and alumni records exposed
14 May 2020
Critical14 May 2020
Blackbaud (higher ed)
Education · Records not stated
12M+ donor and alumni records exposed across 200+ universities
14 May 2020
High14 May 2020
Elkhart Emergency Physicians
Healthcare · 550,000 records
550K patient records exposed in Blackbaud breach
14 May 2020
High14 May 2020
NorthShore University HealthSystem (Blackbaud)
Healthcare · 348,000 records
348K patient records exposed
14 May 2020
High14 May 2020
SCL Health (Blackbaud)
Healthcare · 343,000 records
343K patient records exposed in Blackbaud vendor breach
14 May 2020
Were you affected?