Knuddels
September 5, 2018
•[ leak, misconfiguration, technology ]
In September 2018, the German social media website Knuddels suffered a data breach. The incident exposed 808k unique email addresses alongside usernames, real names, the city of the person and their password in plain text. Knuddels was subsequently fined 20k for the breach.
Havenly
June 25, 2020
•[ leak, retail ]
In June 2020, the interior design website Havenly suffered a data breach which impacted almost 1.4 million members of the service. The exposed data included email addresses, names, phone numbers, geographic locations and passwords stored as SHA-1 hashes, all of which was subsequently shared extensively throughout online hacking communities. The data was provided to HIBP by dehashed.com.
SpyX
June 24, 2024
•[ leak, malware, technology ]
In June 2024, spyware maker SpyX suffered a data breach that exposed almost 2M unique email addresses. The breach also exposed IP addresses, countries of residence, device information and 6-digit PINs in the password field. Further, a collection of iCloud credentials likely used to monitor targets directly via the cloud were also in the breach and contained the target's email address and plain text Apple password.
MALL.cz
July 27, 2017
•[ leak, brute-force, retail ]
In July 2017, the Czech Republic e-commerce site MALL.cz suffered a data breach after which 735k unique accounts including email addresses, names, phone numbers and passwords were later posted online. Whilst passwords were stored as hashes, a number of different algorithms of varying strength were used over time. All passwords included in the publicly distributed data were in plain text and were likely just those that had been successfully cracked (members with strong passwords don't appear to be included). According to MALL.cz, the breach only impacted accounts created before 2015.
TheGradCafe
February 26, 2023
•[ leak, education ]
In February 2023, the grad school admissions search website TheGradCafe suffered a data breach that disclosed the personal records of 310k users. The data included email addresses, names and usernames, genders, geographic locations and passwords stored as bcrypt hashes. Some records also included physical address, phone number and date of birth. TheGradCafe did not respond to multiple attempts to disclose the breach.
PHP Freaks
October 27, 2015
•[ hack, leak, technology ]
In October 2015, the PHP discussion board PHP Freaks was hacked and 173k user accounts were publicly leaked. The breach included multiple personal data attributes as well as salted and hashed passwords.
Boulanger
September 6, 2024
•[ hack, leak, retail ]
In September 2024, French electronics retailer Boulanger suffered a data breach that exposed over 27M rows of data. The data included 2M unique email addresses along with names, physical addresses, phone numbers and latitude and longitude. The data was later publicly published to a popular hacking forum. The data was provided to HIBP by a source who requested it be attributed to "leidhall".
Samsung Germany Customer Tickets
March 30, 2025
•[ leak, malware, technology ]
In March 2025, data from Samsung Germany was compromised in a data breach of their logistics provider, Spectos. Allegedly due to credentials being obtained by malware running on a Spectos employee's machine, the breach included 216k unique email addresses along with names, physical addresses, items purchased from Samsung Germany and related support tickets and shipping tracking numbers.
Crack Community
September 9, 2013
•[ leak, sqlinjection, technology ]
In late 2013, the Crack Community forum specialising in cracks for games was compromised and over 19k accounts published online. Built on the MyBB forum platform, the compromised data included email addresses, IP addresses and salted MD5 passwords.
SuperDraft
October 27, 2024
•[ leak, technology ]
In October 2024, the fantasy sports platform SuperDraft suffered a data breach that exposed over 300k customer records. The breach contained 24GB of data including email addresses, usernames, purchases, latitudes and longitudes, dates of birth and bcrypt password hashes.
Special K Data Feed Spam List
October 7, 2015
•[ leak ]
In mid to late 2015, a spam list known as the Special K Data Feed was discovered containing almost 31M identities. The data includes personal attributes such as names, physical and IP addresses, genders, birth dates and phone numbers. Read more about spam lists in HIBP.
NemoWeb
September 4, 2016
•[ leak, misconfiguration, technology ]
In September 2016, almost 21GB of data from the French website used for "standardised and decentralized means of exchange for publishing newsgroup articles" NemoWeb was leaked from what appears to have been an unprotected Mongo DB. The data consisted of a large volume of emails sent to the service and included almost 3.5M unique addresses, albeit many of them auto-generated. Multiple attempts were made to contact the operators of NemoWeb but no response was received.
Mappery
December 11, 2018
•[ leak, misconfiguration, technology ]
In December 2018, the mapping website Mappery suffered a data breach that exposed over 205k unique email addresses. The incident also exposed usernames, the geographic location of the user and passwords stored as unsalted SHA-1 hashes. No response was received from Mappery when contacted about the incident.
Win7Vista Forum
September 3, 2013
•[ hack, leak, technology ]
In September 2013, the Win7Vista Windows forum (since renamed to the "Beyond Windows 9" forum) was hacked and later had its internal database dumped. The dump included over 200k members personal information and other internal data extracted from the forum.
mSpy (2024)
June 9, 2024
•[ hack, leak, technology ]
In June 2024, a huge trove of data from spyware maker mSpy was obtained by hacktivists and published online. Comprising of 142GB of user data and support tickets along with 176GB of more than half a million attachments, the data contained 2.4M unique email addresses, IP addresses names and photos. The data was predominantly support tickets seeking help to install the spyware on target devices, whilst the attachments contained various data including screen grans of financial transactions, photos of credit cards and nude selfies.
Mashable
June 1, 2020
•[ leak ]
In approximately mid-2020, Mashable suffered a data breach that subsequently turned up publicly in November 2020. The data included 1.4 million unique email addresses along with names, genders, expired auth tokens, physical locations, links to social media profiles and days and months of birth. The data was provided to HIBP by dehashed.com.
Exactis
June 1, 2018
•[ leak, misconfiguration, technology ]
In June 2018, the marketing firm Exactis inadvertently publicly leaked 340 million records of personal data. Security researcher Vinny Troia of Night Lion Security discovered the leak contained multiple terabytes of personal information spread across hundreds of separate fields including addresses, phone numbers, family structures and extensive profiling data. The data was collected as part of Exactis' service as a "compiler and aggregator of premium business & consumer data" which they then sell for profiling and marketing purposes. A small subset of the exposed fields were provided to Have I Been Pwned and contained 132 million unique email addresses.
Autocentrum.pl
February 4, 2018
•[ leak, misconfiguration, automotive ]
In February 2018, data belonging to the Polish motoring website autocentrum.pl was found online. The data contained 144k email addresses and plain text passwords.
Ancestry
November 7, 2015
•[ leak, misconfiguration, technology ]
In November 2015, an Ancestry service known as RootsWeb suffered a data breach. The breach was not discovered until late 2017 when a file containing almost 300k email addresses and plain text passwords was identified.
WiziShop
July 14, 2020
•[ leak, retail ]
In July 2020, the French e-commerce platform WiziShop suffered a data breach. The breach exposed 18GB worth of data including names, phone numbers, dates of birth, physical and IP addresses, SHA-1 password hashes and almost 3 million unique email addresses. The data was provided to HIBP by a source who requested it be attributed to "pom@pompur.in".
