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.
5,397
Disclosures in the tracker, all years
2,112
Of those, indexed in 2026
25
Added in November
32
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 5 Nov 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Medium1 Oct 2023
1 Oct 2023
Medium1 Oct 2023
1 Oct 2023
Medium1 Oct 2023
1 Oct 2023
Medium1 Oct 2023
1 Oct 2023
Medium1 Oct 2023
1 Oct 2023
Critical1 Oct 2023
Japan Aerospace Agency (JAXA)
Government · Records not stated
October 2023 data breach leveraging VPN and Microsoft 365 security holes, attributed to Chinese state actors
1 Oct 2023
Critical1 Oct 2023
Japan Aerospace Agency
Government · Records not stated
October data breach leveraged VPN and Microsoft 365 security holes, attributed to Chinese state actors
1 Oct 2023
High1 Oct 2023
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Unauthorized access to systems; attack leveraged VPN and Microsoft 365 security holes, attributed to Chinese state actors
1 Oct 2023
Critical1 Oct 2023
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Unauthorized access to systems with data compromise, attributed to state actors exploiting VPN and Microsoft 365 vulnerabilities
1 Oct 2023
High1 Oct 2023
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Unauthorized access and data compromise, attributed to state actors exploiting VPN and Microsoft 365 security holes
1 Oct 2023
Critical1 Oct 2023
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Unauthorized access and compromised information, attributed to Chinese state actors exploiting VPN and Microsoft 365 security holes
1 Oct 2023
Medium1 Oct 2023
1 Oct 2023
Medium1 Oct 2023
1 Oct 2023
Medium1 Oct 2023
1 Oct 2023
High30 Sep 2023
Motel One (Germany)
Sector not stated · Records not stated
ALPHV stole 6TB from hotel chain, guest records including credit card data published
30 Sep 2023
Medium28 Sep 2023
Berkshire Hathaway (insurance)
Finance · Records not stated
28K policyholder records exposed
28 Sep 2023
Critical28 Sep 2023
ESO Solutions
Healthcare · 2,700,000 records
2.7M patient records exposed in ambulance service vendor breach
28 Sep 2023
High27 Sep 2023
Stanford University (2023)
Education · 27,000 records
27K individual records exposed in Akira ransomware
27 Sep 2023
Critical23 Sep 2023
Johnson Controls International
Sector not stated · Records not stated
Dark Angels ransomware stole 27TB and demanded $51M
23 Sep 2023
Critical22 Sep 2023
PhilHealth (Philippines)
Healthcare · Records not stated
Medusa ransomware stole 750GB of patient data from Philippines health insurer
22 Sep 2023
Medium22 Sep 2023
22 Sep 2023
High20 Sep 2023
dBforums
Technology · 363,468 records
363,468 records exposed, Dates of birth, Email addresses, IP addresses, Passwords and 1 more
20 Sep 2023
Medium19 Sep 2023
19 Sep 2023
Medium18 Sep 2023
18 Sep 2023
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