Weekly briefing No. 41 published 4 Oct 2026
Disclosure tracker › Healthcare disclosures
Intelligence · Disclosure tracker

Healthcare disclosures

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.

5,475
Disclosures in the tracker, all years
2,009
Of those, indexed in 2026
58
Added in October
14
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 19 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

5,016 results · Healthcare disclosures. Clear filters

High13 Oct 2021
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack on Israeli hospital, patient records compromised, ops disrupted
13 Oct 2021
High13 Oct 2021
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack on Israeli hospital, patient records compromised, ops disrupted
13 Oct 2021
High13 Oct 2021
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Ransomware attack on Israeli hospital, patient records compromised, ops disrupted
13 Oct 2021
High10 Oct 2021
Olympus Corp (Japan)
Healthcare · Records not stated
BlackMatter ransomware hit medical device maker, Americas and EMEA operations
10 Oct 2021
Medium5 Oct 2021
True Health New Mexico
Healthcare · Records not stated
62K member records exposed in unauthorized access
5 Oct 2021
High1 Oct 2021
Taylor Regional Hospital
Healthcare · 190,000 records
190K patient records exposed in ransomware
1 Oct 2021
High1 Oct 2021
Johnson Memorial Hospital
Healthcare · 350,000 records
350K patient records exposed in ransomware
1 Oct 2021
Medium14 Sep 2021
Altus Health System
Healthcare · 72,000 records
72K patient records exposed
14 Sep 2021
High12 Sep 2021
AP-HP (Paris Hospitals)
Healthcare · Records not stated
1.4M COVID test results stolen from Paris public hospital system
12 Sep 2021
High8 Sep 2021
United Health Centers of San Joaquin Valley
Healthcare · Records not stated
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
High8 Sep 2021
180K patient records exposed in Vice Society ransomware
Healthcare · 180,000 records
180K patient records exposed in Vice Society ransomware
8 Sep 2021
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