Incidents from
In December 2018, the Indian job portal IIMJobs suffered a data breach that exposed 4.1 million unique email addresses. The data also included names, phone numbers, geographic locations, dates of birth, job titles, job applications and cover letters plus passwords stored as unsalted MD5 hashes.
In approximately December 2018, the online ad platform BannerBit suffered a data breach. Containing 213k unique email addresses and plain text passwords, the data was provided to HIBP by a third party. Multiple attempts were made to contact BannerBit, but no response was received.
In December 2018, the Town of Salem website produced by BlankMediaGames suffered a data breach. Reported to HIBP by DeHashed, the data contained 7.6M unique user email addresses alongside usernames, IP addresses, purchase histories and passwords stored as phpass hashes.
In May 2019, the account hijacking and SIM swapping forum OGusers suffered a data breach. The breach exposed a database backup from December 2018 which was published on a rival hacking forum. There were 161k unique email addresses spread across 113k forum users and other tables in the database.
In December 2018, the tabletop role-playing games website Roll20 suffered a data breach. Almost 4 million customers were impacted by the breach and had email and IP addresses, names, bcrypt hashes of passwords and the last 4 digits of credit cards exposed.
In September 2021, the Thai-based English language teaching website Ajarn discovered they'd been the victim of a data breach dating back to December 2018. The breach was self-submitted to HIBP and included 266k email addresses, names, genders, phone numbers and other personal information.
In approximately December 2018, the digital mall Wanelo suffered a data breach. The data was later placed up for sale on a dark web marketplace along with a collection of other data breaches in April 2019.
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.
In December 2018, the Slovak website for watching movies online for free Bombuj.eu suffered a data breach. The incident exposed over 575k unique email addresses and passwords stored as unsalted MD5 hashes. No response was received from Bombuj.eu when contacted about the incident.
The question-and-answer platform Quora disclosed that an unauthorized third party had accessed the data of approximately 100 million users, including names, email addresses, salted-and-hashed passwords, and imported contact and demographic data.
The video-messaging app Dubsmash was breached in December 2018, exposing roughly 162 million accounts with email addresses, usernames and PBKDF2 password hashes that later surfaced for sale on the Dream Market dark-web bazaar via the broker GnosticPlayers.
In December 2018, the photo sharing social network Fotolog suffered a data breach that exposed 16.7 million unique email addresses. The data also included usernames and unsalted SHA-256 password hashes.
Chinese state-attributed operators sat undetected on Starwood's guest reservation database from 2014, surviving Marriott's 2016 acquisition. Disclosed 2018: 500 million guest records exposed, including 5.25 million unencrypted passport numbers.
In November 2018, the Minecraft modpack platform known as Technic suffered a data breach. Technic promptly disclosed the breach and advised that the impacted data included over 265k unique users' email and IP addresses, chat logs, private messages and passwords stored as bcrypt hashes with a work…
Attackers stole the customer database of the Polish e-commerce group Morele.net, exposing data on about 2.2 million customers and launching an SMS-phishing campaign that demanded a fake PLN 1 'top-up' via a counterfeit payment gateway. Poland's UODO issued its then-largest GDPR fine of EUR 660,000.
In November 2018, security researcher Bob Diachenko identified an unprotected database believed to be hosted by a data aggregator. Upon further investigation, the data was linked to marketing company Data & Leads.
In November 2018, security researcher Bob Diachenko identified an unprotected database hosted by data aggregator "Adapt". A provider of "Fresh Quality Contacts", the service exposed over 9.3M unique records of individuals and employer information including their names, employers, job titles,…
In November 2018, the WordPress sandboxing service that allows people to create temporary websites WP Sandbox discovered their service was being used to host a phishing site attempting to collect Microsoft OneDrive accounts.
In November 2018, the Società Italiana degli Autori ed Editori (Italian Society of Authors and Publishers, or SIAE) was hacked, defaced and almost 4GB of data leaked publicly via Twitter. The data included over 14k registered users' names, email addresses and passwords.
In October 2018, security researcher Bob Diachenko identified multiple exposed databases with hundreds of millions of records. One of those datasets was an Elasticsearch instance on AWS containing sales lead data and 5.8M unique email addresses.
Fraudulent withdrawals at BankIslami triggered Pakistan's largest banking-sector breach, with details of more than 19,000 payment cards from 22 banks dumped for sale on the Joker's Stash carding forum and cashed out via ATMs and POS terminals abroad.
A multi-year intrusion into Cathay Pacific's IT systems exposed the personal data of 9.4 million passengers worldwide, including passport and ID numbers, earning the airline the UK ICO's maximum £500,000 pre-GDPR fine.
In October 2018, the bullion education and dealer services site GoldSilver suffered a data breach that exposed 243k unique email addresses spanning customers and mailing list subscribers.
In October 2018, the restaurant reservation service Eatigo suffered a data breach that exposed 2.8 million accounts. The data included email addresses, names, phone numbers, social media profiles, genders and passwords stored as unsalted MD5 hashes.
In October 2018, the internet television service Pluto TV suffered a data breach which was then shared extensively in hacking communities. Pluto TV "decided not to proactively inform users of the breach" which contained 3.2M unique email and IP addresses, names, usernames, genders, dates of birth…
In October 2018, the site dedicated to posting naked photos and other erotica of wives Wife Lovers suffered a data breach. The underlying database supported a total of 8 different adult websites and contained over 1.2M unique email addresses.
In October and November 2018, security researcher Bob Diachenko identified several unprotected MongoDB instances believed to be hosted by a data aggregator.
In October 2018, the Russian Minecraft service VimeWorld suffered a data breach that was later redistributed as part of a larger corpus of data. The data included 3.1M records of usernames, email and IP addresses and passwords stored as either MD5 or bcrypt hashes.
In September 2018, security researcher Bob Diachenko discovered a massive collection of personal details exposed in an unprotected Mongo DB instance. The data appears to have been used in marketing campaigns (possibly for spam purposes) but had little identifying data about it other than a…
In September 2018, a collection of almost 42 million email address and plain text password pairs was uploaded to the anonymous file sharing service kayo.moe.
Magecart operators injected card-skimming JavaScript into British Airways' payment page, stealing card details on 380,000 transactions over 15 days. UK ICO initially proposed a £183.4M GDPR fine — later reduced to £20M after Covid-impact mitigation arguments.
In September 2018, the dating app to match people with different ethnicities Color Dating suffered a data breach that was later redistributed as part of a larger corpus of data. The breach exposed 220k unique email addresses along with bios, names, profile photos and bcrypt password hashes.
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.
In April 2024, over half a million records taken from the Italian gaming website Multiplayer.it were posted to a popular hacking forum. The impacted data included email addresses, usernames and salted MD5 password hashes.
In August 2018, the cryptocurrency investment platform Atlas Quantum suffered a data breach. The breach leaked the personal data of 261k investors on the platform including their names, phone numbers, email addresses and account balances.
In August 2018, the adult furry interactive game creator HTH Studios suffered a data breach impacting multiple repositories of customer data. Several months later, the data surfaced on a popular hacking forum and included 411k unique email addresses along with physical and IP addresses, names,…
In August 2018, the spyware company SpyFone left terabytes of data publicly exposed. Collected surreptitiously whilst the targets were using their devices, the data included photos, audio recordings, text messages and browsing history which were then exposed via a number of misconfigurations within…
In mid-2018, the fashion shopping site HauteLook was among a raft of sites that were breached and their data then sold in early-2019. The data included over 28 million unique email addresses alongside names, genders, dates of birth and passwords stored as bcrypt hashes.
In August 2018, the Roblox trading site Rbx.Rocks suffered a data breach. Almost 25k records were sent to HIBP in November and included names, email addresses and passwords stored as bcrypt hashes. In July 2019, a further 125k records emerged bringing the total size of the incident to 150k.
A WannaCry ransomware variant spread through unpatched Windows 7 fabrication tools at TSMC, the world's largest contract chipmaker, halting production at plants in Hsinchu, Taichung, and Tainan and causing an estimated $170 million in losses.
In July 2018, staff of the Lanwar gaming site discovered a data breach they believe dates back to sometime over the previous several months. The data contained 45k names, email addresses, usernames and plain text passwords.
Sales-engagement startup Apollo left a database of 9 billion data points and over 200 million contact records exposed without a password in 2018; a subset of 126 million unique email addresses was loaded into Have I Been Pwned after researcher Vinny Troia found it.
Chinese state-attributed actors exfiltrated personal and outpatient medication records on 1.5 million SingHealth patients — including Prime Minister Lee Hsien Loong — in Singapore's most serious cyber incident.
In July 2018, the cloud-based video making service Animoto suffered a data breach. The breach exposed 22 million unique email addresses alongside names, dates of birth, country of origin and salted password hashes.
In July 2018, UK-based ecommerce company Fashion Nexus suffered a data breach which exposed 1.4 million records. Multiple websites developed by sister company White Room Solutions were impacted in the breach amongst which were sites including Jaded London and AX Paris.
In July 2018, the social bookmarking and sharing service ShareThis suffered a data breach. The incident exposed 41 million unique email addresses alongside names and in some cases, dates of birth and password hashes.
In mid-2018, the social ebook subscription service Bookmate was among a raft of sites that were breached and their data then sold in early-2019. The data included almost 4 million unique email addresses alongside names, genders, dates of birth and passwords stored as salted SHA-512 hashes.
In mid-2018, the online photography community 500px suffered a data breach. The incident exposed almost 15 million unique email addresses alongside names, usernames, genders, dates of birth and either an MD5 or bcrypt password hash.
In July 2018, the massive multiplayer online game Stronghold Kingdoms suffered a data breach. Almost 5.2 million accounts were impacted by the incident which exposed emails addresses, usernames and passwords stored as salted SHA-1 hashes.
In July 2018, the health and fitness service 8fit suffered a data breach. The data subsequently appeared for sale on a dark web marketplace in February 2019 and included over 15M unique email addresses alongside names, genders, IP addresses and passwords stored as bcrypt hashes.
In July 2018, the Indian self-drive car rental company Zoomcar suffered a data breach which was subsequently sold on a dark web marketplace in 2020. The breach exposed over 3.5M records including names, email and IP addresses, phone numbers and passwords stored as bcrypt hashes.
Data-marketing firm Exactis left a database of nearly 340 million detailed records on individuals and businesses exposed on a publicly accessible server with no firewall. Each record held up to 400 fields of personal profiling data, from contact details to children's ages, religion, and habits.
In June 2018, the World of Warcraft service Light's Hope suffered a data breach which they subsequently self-submitted to HIBP. Over 30K unique users were impacted and their exposed data included email addresses, dates of birth, private messages and passwords stored as bcrypt hashes.
In June 2018, the massively multiplayer online role-playing game (MMORPG) Mortal Online suffered a data breach. A file containing 570k email addresses and cracked passwords was subsequently distributed online.
In June 2018, the command and control server of a malicious botnet known as the "Trik Spam Botnet" was misconfigured such that it exposed the email addresses of more than 43 million people.
In June 2018, the Cybercrime Bureau of the Estonian Central Criminal Police contacted HIBP and asked for assistance in making a data set of 655k email addresses searchable.
In mid-2018, the Hong Kong-based retailer Romwe suffered a data breach which exposed almost 20 million customers. The data was subsequently sold online and includes names, phone numbers, email and IP addresses, customer geographic locations and passwords stored as salted SHA-1 hashes.
In June 2018, fast-fashion retailer SHEIN suffered a breach of its payment systems exposing about 39 million account credentials. In 2022, New York fined parent company Zoetop $1.9 million for understating the breach and failing to notify most victims.
In May 2018, the website for the ticket distribution service Ticketfly was defaced by an attacker and was subsequently taken offline. The attacker allegedly requested a ransom to share details of the vulnerability with Ticketfly but did not receive a reply and subsequently posted the breached data…
In May 2018, the website for sharing adult-orientated works of fiction known as Adult-FanFiction.Org had 186k records exposed in a data breach. The data contained names, email addresses, dates of birth and passwords stored as both MD5 hashes and plain text.
In mid-2018, the home-design platform Houzz had a file containing user data obtained by an unauthorized third party. The company learned of it in late 2018 and disclosed it in early 2019. Roughly 49 million accounts were exposed, including emails, usernames, salted password hashes and IP-derived locations.
In May 2018, the social-commerce marketplace Poshmark was breached and roughly 36 million user accounts were exposed, including email addresses, names, usernames, genders, locations and bcrypt-hashed passwords. The company confirmed the incident in August 2019.
In May 2018, the Russian hacking forum Lolzteam suffered a data breach that exposed 400k members. The impacted data included usernames and email addresses which were later redistributed via another hacking forum.
In May 2018, the South African website for viewing traffic fines online known as ViewFines suffered a data breach. Over 934k records containing 778k unique email addresses were exposed and included names, phone numbers, government issued IDs and passwords stored in plain text.
In May 2018, the forum for Singaporean hardware company Creative Technology suffered a data breach which resulted in the disclosure of 483k unique email addresses. Running on an old version of vBulletin, the breach also disclosed usernames, IP addresses and salted MD5 password hashes.
In May 2018, the Linux Forums website suffered a data breach which resulted in the disclosure of 276k unique email addresses. Running on an old version of vBulletin, the breach also disclosed usernames, IP addresses and salted MD5 password hashes.
A 2015 breach of Vietnamese tech giant VNG's Zing platform exposed roughly 163 million Zing ID accounts, with usernames, passwords, emails and phone numbers later found trading on RaidForums.
The education-technology company Chegg disclosed a 2018 breach affecting about 40 million users, exposing emails, names and unsalted MD5 password hashes; the FTC later cited four breaches and ordered Chegg to overhaul its security.
In April 2018, the online entertainment site Funny Games suffered a data breach that disclosed 764k records including usernames, email and IP addresses and salted MD5 password hashes.
Attackers accessed the systems of Dubai-based ride-hailing app Careem and stole the names, emails, phone numbers and trip histories of around 14 million riders and 558,000 drivers across the Middle East, North Africa and South Asia.
Attackers exploited third-party software connecting Mexican banks to SPEI, the central bank's interbank payment system, injecting phantom transfers and draining roughly 300-400 million pesos (~$15-20 million) via cash withdrawals by money mules.
In April 2018, a credential stuffing list containing 111 million email addresses and passwords known as Pemiblanc was discovered on a French server. The list contained email addresses and passwords collated from different data breaches and used to mount account takeover attacks against other…
In April 2018, the ad management platform known as AerServ suffered a data breach. Acquired by InMobi earlier in the year, the AerServ breach impacted over 66k unique email addresses and also included contact information and passwords stored as salted SHA-512 hashes.
In April 2018, the online arts database Artsy suffered a data breach which consequently appeared for sale on a dark web marketplace. Over 1M accounts were impacted and included IP and email addresses, names and passwords stored as salted SHA-512 hashes.
In April 2018, the self-proclaimed "biggest retro gaming website on earth", Emuparadise, suffered a data breach. The compromised vBulletin forum exposed 1.1 million email addresses, IP address, usernames and passwords stored as salted MD5 hashes. The data was provided to HIBP by dehashed.com.
In March 2018, Wendy's in the Philippines suffered a data breach which impacted over 52k customers and job applicants. The breach exposed extensive personal information including names, email and IP addresses, physical addresses, phone numbers and passwords stored as MD5 hashes.
In March 2018, the animal bestiality website known as Bestialitysextaboo was hacked. A collection of various sites running on the same service were also compromised and details of the hack (including links to the data) were posted on a popular forum.
Political consultancy Cambridge Analytica improperly obtained the personal data of up to 87 million Facebook users via a personality-quiz app, exploiting Facebook's permissive third-party API to harvest friend networks and build voter-targeting profiles. The scandal triggered a record $5 billion FTC penalty.
Citizen Lab found Sandvine PacketLogic deep-packet-inspection devices on Telecom Egypt's network covertly redirecting users en masse to affiliate ads and cryptocurrency-mining scripts, while also blocking dozens of news and human-rights sites.
In February 2018, photography website EyeEm suffered a data breach. The breach was identified among a collection of other large incidents and exposed almost 20M unique email addresses, names, usernames, bios and password hashes.
In February 2018, a massive collection of almost 3,000 alleged data breaches was found online. Whilst some of the data had previously been seen in Have I Been Pwned, 2,844 of the files consisting of more than 80 million unique email addresses had not previously been seen.
In March 2018, the Florida Virtual School (FLVS) posted a data breach notification to their website. The school had identified a data breach which had occurred sometime between 6 May 2016 and 12 Feb 2018 and an XML file containing 368k student records was subsequently found circulating.
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.
In approximately February 2018, the employment website Jobandtalent suffered a data breach which then appeared for sale alongside other breaches a year later. The incident impacted 11 million subscribers and exposed their names, email and IP addresses and passwords stored as salted SHA-1 hashes.
In February 2018, Under Armour's MyFitnessPal app was breached, exposing about 144 million accounts with usernames, emails and passwords hashed using a mix of SHA-1 and bcrypt; the data later surfaced for sale via GnosticPlayers.
In January 2018, the Joomla template website JoomlArt inadvertently exposed more than 22k unique customer records in a Jira ticket. The exposed data was from iJoomla and JomSocial, both services that JoomlArt acquired the previous year.
In January 2018, the Indian property website PropTiger suffered a data breach which resulted in a 3.46GB database file being exposed and subsequently shared extensively on a popular hacking forum 2 years later.
Tokyo-based cryptocurrency exchange Coincheck lost 523 million NEM tokens (~$530M at the time) from a hot wallet that had no multi-signature protection. The largest single crypto-exchange theft at the time — later attributed to North Korea's Lazarus Group.
Brazilian e-commerce giant Netshoes exposed the personal data — names, CPF tax IDs, emails and purchase histories — of about 2 million customers, drawing one of the first major enforcement actions by Brazilian prosecutors over a data breach.
In January 2018, the children's gaming site Club Penguin Rewritten (CPRewritten) suffered a data breach (note: CPRewritten is an independent recreation of Disney's Club Penguin game).
A multi-year cyber-espionage campaign tied to the Lebanese General Directorate of General Security (GDGS) stole hundreds of gigabytes of data from thousands of victims across 21+ countries using trojanized Android apps and desktop malware.
Tribune India journalists demonstrated that paid intermediaries could provide full Aadhaar records — including biometric-linked identity data on roughly 1.1 billion Indian residents — for 500 rupees per record.
In approximately January 2018, a collection of more than 464k customer records from the Indian online retailer DailyObjects were leaked online. The data included names, physical and email addresses, phone numbers and "pincodes" stored in plain text.
In January 2020, the Indian fashion marketplace Elanic had 2.8M records with 2.3M unique email addresses posted publicly to a popular hacking forum. Elanic confirmed that they had "verified the data and it was pulled from one of our test servers where this data was exposed publicly" and that the…