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.

5,306
Disclosures in the tracker, all years
2,020
Of those, indexed in 2026
69
Added in October
19
Added in the last 7 days
7
Sectors covered

Source: LeakTrace disclosure tracker, 20 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.

68 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. United Kingdom16 Oct 2026Southville Primary School (Bristol City Council area)The source does not say how they got in.Hits Radio (West of England)
  2. United Kingdom13 Oct 2026TFG LondonThe source does not say how they got in.BleepingComputer
High1 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Woeful security at criminal records office led to sensitive data leak, unable to confirm if exfiltrated
1 Aug 2026
High1 Aug 2026
Valve (via CEVA Logistics)
Technology · Records not stated
European logistics partner breached; customer names, addresses, and order data exposed for Steam hardware customers
1 Aug 2026
Critical1 Aug 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
Large-scale data theft claimed by hacking group exploiting software vulnerabilities across multiple targets
1 Aug 2026
High1 Aug 2026
Fiserv
Finance · Records not stated
Hacking group claimed mass data theft via software vulnerability exploitation
1 Aug 2026
High1 Aug 2026
GE
Sector not stated · Records not stated
Hacking group claimed mass data theft via software vulnerability exploitation
1 Aug 2026
High1 Aug 2026
Philips
Technology · Records not stated
Hacking group claimed mass data theft via software vulnerability exploitation
1 Aug 2026
High1 Aug 2026
Shell
Sector not stated · Records not stated
Hacking group claimed mass data theft via software vulnerability exploitation
1 Aug 2026
High1 Aug 2026
Steam/CEVA Logistics
Technology · Records not stated
CEVA Logistics breach exposes names and addresses of European Steam hardware buyers
1 Aug 2026
High1 Aug 2026
LexisNexis
Legal · Records not stated
Suspicious activity detected on servers, Diligence, Metabase API, and Newsdesk services taken offline
1 Aug 2026
Medium1 Aug 2026
Trezor (Fulfilment Partner)
Technology · Records not stated
Third-party breach exposed shipping addresses of 14,000 hardware wallet buyers
1 Aug 2026
High1 Aug 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Unpatched CMS and security failures led to sensitive data leak
1 Aug 2026
Medium1 Aug 2026
Trezor (Fulfillment Partner)
Technology · Records not stated
Third-party breach exposed shipping addresses of 14,000 hardware wallet buyers in seven countries
1 Aug 2026
Critical1 Aug 2026
LiteLLM/Multiple CI/CD Platforms
Technology · Records not stated
AI supply chain attack exposed 2,500+ companies and 434,000 CI/CD pipelines; terabytes of credentials leaked
1 Aug 2026
Critical1 Aug 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
Hacking group claimed mass data theft from multiple major corporations exploiting software vulnerabilities
1 Aug 2026
Critical1 Aug 2026
LiteLLM (Supply chain)
Technology · Records not stated
2,500+ companies and 434,000 CI/CD pipelines exposed in AI supply chain breach
1 Aug 2026
High1 Aug 2026
CEVA Logistics (Valve partner)
Technology · Records not stated
Names, addresses, and order data of Steam hardware customers in Europe exposed
1 Aug 2026
High1 Aug 2026
Comcast
Technology · 35,000,000 records
Xfinity data breach exposed personal information; Comcast settled class-action lawsuit for $117.5 million
1 Aug 2026
Medium1 Aug 2026
CEVA Logistics / Steam
Technology · Records not stated
CEVA Logistics breach exposed names and addresses of European Steam hardware buyers
1 Aug 2026
Critical1 Aug 2026
Thailand Digital Ministry Systems
Government · Records not stated
221 million login records exposed; MFA mandate sought after identification of breach
1 Aug 2026
Critical1 Aug 2026
Metabase
Technology · Records not stated
ShinyHunters claims hack days after zero-day vulnerability exposed connected databases
1 Aug 2026
Critical1 Aug 2026
LiteLLM/Multiple Organizations
Technology · Records not stated
AI supply chain breach exposed 2500+ companies and 434,000 CI/CD pipelines; terabytes of credentials leaked
1 Aug 2026
High1 Aug 2026
Unpatched CMS and missed
Government · Records not stated
Unpatched CMS and missed alerts led to sensitive data leak
1 Aug 2026
High1 Aug 2026
Coca-Cola (Fairlife)
Retail · Records not stated
Ransomware attack shut down dairy operations; $4 billion brand impacted
1 Aug 2026
High1 Aug 2026
Valve/CEVA Logistics
Technology · Records not stated
Data breach at CEVA Logistics (Valve's European logistics partner) exposed customer names, addresses, and order data
1 Aug 2026
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