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

Government 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.

5,265
Disclosures in the tracker, all years
1,978
Of those, indexed in 2026
18
Added in October
14
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 10 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.

4,835 results · Government disclosures. Clear filters

Critical1 Apr 2026
US Government Agency (CISA)
Government · Records not stated
Breached through Cisco vulnerability; FIRESTARTER backdoor allowed access through March
1 Apr 2026
Critical1 Apr 2026
ANTS (France)
Government · 19,000,000 records
Cyberattack on France's identity agency exposed 19 million records with personal data
1 Apr 2026
Critical1 Apr 2026
ANTS (France)
Government · 19,000,000 records
19M records from national identity agency exposed in cyberattack
1 Apr 2026
Critical1 Apr 2026
U.S. Department (CISA)
Government · Records not stated
Unnamed federal agency breached via Cisco vulnerability; FIRESTARTER backdoor allowed access through March
1 Apr 2026
Critical1 Apr 2026
ANTS (French ID Agency)
Government · 19,000,000 records
Major cyberattack exposed 19 million records including personal data linked to French identity system
1 Apr 2026
Critical1 Apr 2026
CISA (US Agency)
Government · Records not stated
Breached through Cisco vulnerability, FIRESTARTER backdoor allowed access through March
1 Apr 2026
Critical1 Apr 2026
ANTS
Government · Records not stated
Major cyberattack on France's identity agency exposed 19 million personal records
1 Apr 2026
Critical1 Apr 2026
ANTS (French ID Agency)
Government · 19,000,000 records
Cyberattack exposed 19 million records containing personal data linked to national identity
1 Apr 2026
Critical1 Apr 2026
ANTS (French ID Agency)
Government · Records not stated
Cyberattack exposed 19 million personal identity records including government data
1 Apr 2026
Critical1 Apr 2026
US Government Agency (unnamed)
Government · Records not stated
CISA agency breached through Cisco vulnerability; FIRESTARTER backdoor allowed persistent access through March 2026
1 Apr 2026
High1 Apr 2026
CISA (U.S. Federal Agency)
Government · Records not stated
Unnamed U.S. department breached through Cisco vulnerability; FIRESTARTER backdoor allowed access through March 2026
1 Apr 2026
Critical1 Apr 2026
Puerto Rico Government Agency
Government · Records not stated
Mapping service exposed 1 million Social Security numbers
1 Apr 2026
High1 Apr 2026
CISA/US Federal Agency
Government · Records not stated
US federal department breached through Cisco vulnerability allowing FIRESTARTER backdoor malware access through March 2026
1 Apr 2026
Critical1 Apr 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Major cyberattack exposing 19 million French citizen identity records
1 Apr 2026
Critical1 Apr 2026
ANTS (French National Agency)
Government · 19,000,000 records
Cyberattack exposed 19 million records from France's identity agency with personal data linked to ID systems
1 Apr 2026
Critical1 Apr 2026
CISA/US Government
Government · Records not stated
US agency breached via Cisco vulnerability with FIRESTARTER backdoor malware allowing persistent access
1 Apr 2026
High1 Apr 2026
CISA/Unnamed US Federal Department
Government · Records not stated
Breach via Cisco vulnerability with FIRESTARTER backdoor malware allowing access through March
1 Apr 2026
High1 Apr 2026
US Department (CISA)
Government · Records not stated
Breached through Cisco vulnerability; FIRESTARTER backdoor allowed access through March 2026
1 Apr 2026
Critical1 Apr 2026
CISA/US Department
Government · Records not stated
US agency breached through Cisco vulnerability, FIRESTARTER backdoor allowed access through March
1 Apr 2026
Critical1 Apr 2026
ANTS (France Identity Agency)
Government · 19,000,000 records
19 million records exposed in cyberattack on French national ID agency
1 Apr 2026
Critical1 Apr 2026
ANTS (French Identity Agency)
Government · 19,000,000 records
19 million records exposed in cyberattack on France's national identity agency
1 Apr 2026
High1 Apr 2026
Mexican Government (9 agencies)
Government · Records not stated
Single hacker exploited Claude Code and OpenAI platforms to breach 9 Mexican government agencies
1 Apr 2026
High1 Apr 2026
Adams County
Government · Records not stated
Ransomware attack crippled county servers, week-long restoration
1 Apr 2026
High1 Apr 2026
Adams County Government
Government · Records not stated
Ransomware attack disabled county systems for over a week; $250K restoration
1 Apr 2026
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