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.

5,582
Disclosures in the tracker, all years
2,082
Of those, indexed in 2026
146
Added in October
21
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 31 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

Worldwide · How they got in

Incidents worldwide, by country.

78 incidents from 12 countries in the last 90 days, each from a public source and reviewed before it is shown. Where the source says how the attackers got in, the row says so.

  1. China20 Oct 2026John DeereHow they got in: automated AI tools that work through many organizations at once.SecurityWeek
  2. China20 Oct 2026Deere, SharkNinja and CumminsHow they got in: a known flaw in software the victim ran.The Hacker News
Medium28 Dec 2024
90K student records exposed via PowerSchool
Education · Records not stated
90K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
98K student records exposed via PowerSchool
Education · Records not stated
98K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
Nashville-Davidson County Schools (TN)
Education · Records not stated
82K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Memphis-Shelby County Schools (TN)
Education · Records not stated
110K student records exposed via PowerSchool
28 Dec 2024
Critical28 Dec 2024
PowerSchool
Education · Records not stated
62.4M student and 9.5M teacher records exposed in K-12 SIS breach
28 Dec 2024
Medium28 Dec 2024
Guilford County Schools (NC)
Education · Records not stated
73K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
160K student records exposed via PowerSchool
Education · Records not stated
160K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
Fulton County Schools (GA)
Education · Records not stated
92K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
DeKalb County Schools (GA)
Education · Records not stated
95K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Cobb County Schools (GA)
Education · Records not stated
110K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
180K student records exposed via PowerSchool
Education · Records not stated
180K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
Katy ISD (TX)
Education · Records not stated
84K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Cypress-Fairbanks ISD (TX)
Education · Records not stated
116K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Northside ISD (San Antonio)
Education · Records not stated
100K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
El Paso ISD
Education · Records not stated
58K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
Austin ISD
Education · Records not stated
75K student records exposed via PowerSchool
28 Dec 2024
Critical28 Dec 2024
PowerSchool (student health records)
Healthcare · Records not stated
62M student and staff records including health data exposed
28 Dec 2024
Medium28 Dec 2024
Fort Worth ISD
Education · Records not stated
80K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
San Antonio ISD
Education · Records not stated
55K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
130K student records exposed via PowerSchool
Education · Records not stated
130K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Palm Beach County Schools
Education · Records not stated
190K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
270K student records exposed via PowerSchool
Education · Records not stated
270K student records exposed via PowerSchool
28 Dec 2024
High28 Dec 2024
Charlotte-Mecklenburg Schools
Education · Records not stated
150K student records exposed via PowerSchool
28 Dec 2024
Medium28 Dec 2024
Dallas ISD
Education · Records not stated
85K student records exposed via PowerSchool
28 Dec 2024
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