In December 2025, 2.3M records of WIRED magazine users allegedly obtained from parent company Condé Nast were published online. The most recent data dated back to the previous September and exposed email addresses and display names, as well as, for…
Tag: Have I Been Pwned latest breaches
Utair – 401,400 breached accounts
In August 2020, news broke of a data breach of Russian airline Utair that dated back to the previous year. The breach contained over 400k unique email addresses along with extensive personal information including names, physical addresses, dates of birth,…
Медицинская лаборатория Гемотест (Gemotest) – 6,341,495 breached accounts
In April 2022, Russian pharmaceutical company Gemotest suffered a data breach that exposed 31 million patients. The data contained 6.3 million unique email addresses along with names, physical addresses, dates of birth, passport and insurance numbers. Gemotest was later fined…
AUTOSUR – 487,226 breached accounts
In March 2025, the French vehicle inspection company AUTOSUR suffered a data breach exposing over 10M customer records, though only 487k unique email addresses were present. The compromised data included names, phone numbers, physical addresses, and vehicle details such as…
The Botting Network – 96,320 breached accounts
In August 2012, the forum for making money with botting “The Botting Network” suffered a data breach that exposed 96k user records. The now defunct vBulletin forum leaked 96k email addresses, usernames, dates of birth and salted MD5 password hashes.…
Web Hosting Talk – 515,149 breached accounts
In July 2016, the Web Hosting Talk forum suffered a data breach that was subsequently listed for sale. The breach of the vBulletin based forum exposed 515k user records including usernames, email addresses, IP addresses and salted MD5 password hashes.…
KinoKong – 817,808 breached accounts
In March 2021, the Russian online streaming service KinoKong suffered a data breach that was later redistributed as part of a larger corpus of data. The breach exposed over 800k unique email addresses along with names, usernames, IP addresses and…
Zilvia.net – 287,863 breached accounts
In November 2025, data breached from the Zilvia.net Nissan 240SX Silvia and Z Fairlady car forum was leaked. The breach exposed 288k unique email addresses along with usernames, IP addresses and salted MD5 password hashes sourced from the vBulletin based…
China Software Developer Network – 6,414,990 breached accounts
In 2011, the China Software Developer Network (CSDN) suffered a data breach that exposed over 6M user records. The data included email addresses alongside usernames and plain text passwords. This article has been indexed from Have I Been Pwned latest…
CodeStepByStep – 17,351 breached accounts
In November 2025, the online coding practice tool CodeStepByStep suffered a data breach that exposed 17k records. The impacted data included names, usernames and email addresses. This article has been indexed from Have I Been Pwned latest breaches Read the…
ADDA – 1,829,314 breached accounts
In March 2025, data allegedly breached from the ADDA housing societies service was posted to a public hacking forum. The data contained over 1.8M unique email addresses along with names, phone numbers and MD5 password hashes. This article has been…
International Kiteboarding Organization – 340,349 breached accounts
In November 2025, the International Kiteboarding Organization suffered a data breach that exposed 340k user records. The data was subsequently listed for sale on a hacking forum and included email addresses, names, usernames and in many cases, the user’s city…
Beckett Collectibles – 541,132 breached accounts
In November 2025, Beckett Collectibles experienced a data breach accompanied by website content defacement. The stolen data was later advertised for sale on a prominent hacking forum, with portions subsequently released publicly. The publicly circulating data included more than 500k…
Vultr – 187,872 breached accounts
In March 2023, the “AI-first global cloud platform” Vultr disclosed a security incident at a third-party vendor. Dating back to the previous year, the incident was attributed to the ActiveCampaign email marketing service provider and resulted in the exposure of…
Eurofiber – 10,003 breached accounts
In November 2025, Eurofiber France disclosed a data breach of its ticket management platform. Data containing 10k unique email addresses and a smaller number of names and phone numbers was subsequently leaked. A threat actor claiming responsibility for the breach…
Operation Endgame 3.0 – 2,046,030 breached accounts
Between 10 and 13 November 2025, the latest phase of Operation Endgame was coordinated from Europol’s headquarters in The Hague. The actions targeted one of the biggest infostealer Rhadamanthys, the Remote Access Trojan VenomRAT, and the botnet Elysium, all of…
TISZA Világ – 198,520 breached accounts
In late October 2025, data breached from the Hungarian political party TISZA was published online before being extensively redistributed. Stemming from a compromise of the TISZA Világ service earlier in the month, the breach exposed 200k records of personal data…
Synthient Credential Stuffing Threat Data – 1,957,476,021 breached accounts
During 2025, the threat-intelligence firm Synthient aggregated 2 billion unique email addresses disclosed in credential-stuffing lists found across multiple malicious internet sources. Comprised of email addresses and passwords from previous data breaches, these lists are used by attackers to compromise…
MyVidster (2025) – 3,864,364 breached accounts
In October 2025, the data of almost 4M MyVidster users was posted to a public hacking forum. Separate to the 2015 breach, this incident exposed usernames, email addresses and in a small number of cases, profile photos. This article has…
Synthient Stealer Log Threat Data – 182,962,095 breached accounts
During 2025, Synthient aggregated billions of records of “threat data” from various internet sources. The data contained 183M unique email addresses alongside the websites they were entered into and the passwords used. After normalising and deduplicating the data, 183 million…