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.
5,324
Disclosures in the tracker, all years
2,038
Of those, indexed in 2026
86
Added in October
20
Added in the last 7 days
7
Sectors covered
Source: LeakTrace disclosure tracker, 22 Oct 2026. Counts of records in the index, not estimates. Software advisories and security news are not counted.
Medium22 Jul 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Milford, New Hampshire is a quintessential New England town. But charm is no defense against cyberattackers, and it appears that the town may have been attacked last week. As DysruptionHub was the first to report, the…
22 Jul 2026
Critical21 Jul 2026
Colin Wood
Government · Records not stated
Colin Wood reports: At least one municipal government was among those to see their internet service disrupted after a cyberattack against a Maine telecommunications firm Sunday caused an outage affecting 23 towns along…
21 Jul 2026
Critical21 Jul 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
The Anubis ransomware gang has claimed responsibility for the cyberattack on Coca-Cola's Fairlife dairy subsidiary, threatening to publish allegedly stolen corporate data unless the company pays a ransom.
21 Jul 2026
Critical21 Jul 2026
Kim Eun-bi
Government · Records not stated
Kim Eun-bi reports: The Seoul Metropolitan Government will send individual text messages to about 4.62 million citizens affected by a data breach involving membership information for Ttareungyi, the city’s public…
21 Jul 2026
Medium21 Jul 2026
Seo Ji-Eun
Sector not stated · Records not stated
Seo Ji-Eun reports: The personal information of nearly all of South Korea’s diplomatic personnel is presumed to have been compromised in what the Foreign Ministry on Tuesday called an “unprecedented”…
21 Jul 2026
Medium21 Jul 2026
The website was
Sector not stated · Records not stated
The website was hacked on Saturday, when its homepage was replaced with a message displaying a cryptocurrency wallet address and threatening to publish unspecified information about President William Ruto unless the…
21 Jul 2026
Medium21 Jul 2026
Organisation not named
Healthcare · Records not stated
The disclosure as indexed does not name the organisation.
Using social engineering, hackers compromised employee accounts with access to personal and health information.
The post Clover Health Investments Discloses Data Breach appeared first on SecurityWeek.
21 Jul 2026
Medium20 Jul 2026
An AI-led cyberattack
Sector not stated · Records not stated
An AI-led cyberattack breached limited Hugging Face datasets and service credentials, while public models, Spaces and published packages showed no signs of tampering.
20 Jul 2026
Medium20 Jul 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
Cosmetics giant Estée Lauder is notifying customers of a data breach after hackers exploited a flaw in Oracle E-Business Suite that the company used for human resources (HR) operations.
20 Jul 2026
Critical20 Jul 2026
Suno
Finance · 55,282,226 records
55,282,226 records exposed, Email addresses, Names, Partial credit card data, Phone numbers and 2 more
20 Jul 2026
Medium20 Jul 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
Documents that the World Leaks cybercrime group claimed to leak from the Kudankulam Nuclear Power Plant do not contain information pertaining to safety or security, Indian officials said.
20 Jul 2026
Critical20 Jul 2026
Organisation not named
Government · 1,048 records
The disclosure as indexed does not name the organisation.
A malware operator left its delivery server wide open, and Rapid7 pulled down the whole toolkit: 1,048 files spanning lure templates, filename-spoofing tests, execution experiments, droppers, builder notes, and two…
20 Jul 2026
Medium20 Jul 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
A malicious component dubbed HollowGraph uses the calendar feature in compromised Microsoft 365 mailboxes as a command-and-control channel to receive attacker commands and exfiltrate stolen data.
20 Jul 2026
Medium20 Jul 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
A single request should not be able to do this much. But this week, small inputs led to code execution, memory loss, stolen keys, and disabled security tools.
The paths were often simple: exposed systems, weak checks…
20 Jul 2026
Medium20 Jul 2026
Organisation not named
Technology · Records not stated
The disclosure as indexed does not name the organisation.
A newly discovered espionage implant has been using a hijacked Microsoft 365 calendar as its command channel, planting operator instructions and smuggling out stolen files as attachments on calendar events dated to the…
20 Jul 2026
Medium20 Jul 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
Romania's land registry agency is still recovering from a cyberattack it called "the most serious technical incident in the institution's history."
20 Jul 2026
Medium20 Jul 2026
Hugging Face
Sector not stated · Records not stated
The Hugging Face artificial intelligence repository disclosed that attackers gained access to internal datasets and credentials after breaching its production infrastructure using an autonomous AI agent system.
20 Jul 2026
Critical20 Jul 2026
Organisation not named
Government · Records not stated
The disclosure as indexed does not name the organisation.
On March 18, 2026, Navigate360 learned that 8.3 million anonymous tips had been exposed. The company’s response, and the silence of the programs that depend on its platform, has persisted for months. We’re…
20 Jul 2026
Medium20 Jul 2026
Organisation not named
Technology · Records not stated
The disclosure as indexed does not name the organisation.
Craneware, which is headquartered in Edinburgh and listed on London's AIM market, told investors it detected unauthorized access to a “subset” of its data environment and has since brought in outside…
20 Jul 2026
High20 Jul 2026
Organisation not named
Finance · Records not stated
The disclosure as indexed does not name the organisation.
Hackers stole names, addresses, Social Security numbers, credit/debit card numbers, and other information from a third-party management platform.
The post Ernst & Young Data Breach Affects Personal, Financial…
20 Jul 2026
Medium20 Jul 2026
Organisation not named
Sector not stated · Records not stated
The disclosure as indexed does not name the organisation.
Targeting production infrastructure, the attack compromised internal datasets and service credentials.
The post Hugging Face Hacked in Autonomous AI Attack appeared first on SecurityWeek.
20 Jul 2026
Critical19 Jul 2026
Paidwork
Finance · 23,272,765 records
23,272,765 records exposed, Bank account numbers, Dates of birth, Device information, Education levels and 10 more
19 Jul 2026
Medium17 Jul 2026
Abbott Laboratories is
Sector not stated · Records not stated
Abbott Laboratories is investigating two separate cybersecurity incidents after confirming unauthorized access to internal legacy Exact Sciences systems in its Cancer Diagnostics business, while also investigating a…
17 Jul 2026
Medium17 Jul 2026
Organisation not named
Technology · Records not stated
The disclosure as indexed does not name the organisation.
A Go botnet called NadMesh turned up in early July hunting exposed AI services, and the operator's own dashboard claims 3,811 unique AWS keys.
A public internet indexes harvester keeps the scan queue stocked with ComfyUI, Ollama, n8n…
17 Jul 2026
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