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Breaches.

Breaches that exposed other

353 breaches, most recently disclosed first. The list grows as new ones are disclosed.

OrganizationAffected
Cloud Imperium GamesStar Citizen developer discloses January breach of user account dataMar 36 months agoHackingUnknown
Olympique de MarseilleOlympique de Marseille confirms attempted cyberattack after supporter data leakFeb 267 months agoHackingUnverifiedUnknown
Government of MexicoHacker used Claude Code to breach Mexican agencies and steal 150GB of dataFeb 257 months agoHackingUnverifiedUnknown
AnthropicDeepSeek, Moonshot and MiniMax used 24,000 fraudulent accounts to distill ClaudeFeb 237 months agoAI or modelUnknown
TengaTenga says hacker used employee mailbox to steal US customer dataFeb 197 months agoHackingUnverified600
CodewayAndroid AI video app bucket exposed 8.27M media files including 2M private uploadsFeb 197 months agoExposed dataUnverifiedUnknown
FlickrFlickr warns users of exposure via third-party email provider flawFeb 67 months agoVendor breachUnverifiedUnknown
SubstackSubstack notifies users that emails and phone numbers were stolen in 2025Feb 57 months agoHackingUnverified663Kacct
Match GroupMatch Group confirms user data theft after vishing attack on Okta SSOJan 297 months agoPhishingUnverifiedUnknown
Under ArmourUnder Armour customer records posted online, HIBP counts 72 million emailsJan 218 months agoRansomwareUnverified73Macct
PcComponentesPcComponentes denies database breach but confirms credential stuffing attackJan 218 months agoCredential stuffingUnknown
GrubhubGrubhub confirms data theft using secrets stolen in Salesloft Drift attacksJan 158 months agoSupply chainUnverifiedUnknown
InstagramAttackers tricked Meta AI support assistant into hijacking 20,225 Instagram accountsJan 118 months agoAI or modelUnverified20K
BreachForumsBreachForums user database leaked, exposing 323,988 membersJan 108 months agoExposed dataUnverified324K
Illinois Department of Human ServicesIllinois DHS map settings expose data of 704,017 residentsJan 98 months agoExposed data705K
Global-eGlobal-e cloud breach exposes shopper data of Ledger and other merchantsJan 58 months agoHackingUnverifiedUnknown
Malicious AI sidebar Chrome extensionsTwo Chrome AI sidebar extensions with 900,000 users stole ChatGPT and DeepSeek chatsDec 30, 20258 months agoSupply chainUnverifiedUnknown
NissanNissan says 21,000 Fukuoka customers exposed in Red Hat breachDec 22, 20259 months agoVendor breachUnverified21K
Flock SafetyLivestreams and admin panels of 60+ AI-enabled Flock Condor cameras left open onlineDec 22, 20259 months agoExposed dataUnverifiedUnknown
Condé NastHacker leaks alleged WIRED subscriber database of 2.3 million recordsDec 20, 20259 months agoHackingUnknown
SoundCloudSoundCloud breach exposes emails of about 28 million accountsDec 15, 20259 months agoHacking30Macct
PornhubHackers extort Pornhub over Premium members' viewing data from MixpanelDec 12, 20259 months agoVendor breachUnverifiedUnknown
DreamXAI image generator database exposed over 1M mostly explicit images, some of minorsDec 4, 20259 months agoExposed dataUnverifiedUnknown
Leroy MerlinLeroy Merlin France customer data leaked in cyberattackDec 3, 20259 months agoHackingUnverifiedUnknown
Freedom MobileFreedom Mobile breach exposes customers' names, addresses and birth datesDec 3, 20259 months agoHackingUnverifiedUnknown
CoupangFormer employee took data of 34M customers; record KRW 624B PIPC fineNov 29, 202510 months agoInsider34M
French Football FederationFrench Football Federation member data stolen in cyberattackNov 28, 202510 months agoHackingUnverifiedUnknown
Tyler TechnologiesFlaw in Tyler juror websites exposed potential jurors' personal dataNov 26, 202510 months agoExposed dataUnverifiedUnknown
OpenAIMixpanel analytics vendor breach exposed limited data on OpenAI API usersNov 26, 202510 months agoVendor breachUnverifiedUnknown
MixpanelMixpanel breach exposes analytics data of OpenAI API users and othersNov 26, 202510 months agoPhishingUnverifiedUnknown
IberiaIberia customer names and loyalty IDs exposed via supplier breachNov 23, 202510 months agoVendor breachUnverifiedUnknown
SitusAMCHack of SitusAMC exposes data tied to major US banksNov 22, 202510 months agoHackingUnverifiedUnknown
Cox EnterprisesOracle EBS zero-day breach exposes 9,479 Cox Enterprises peopleNov 20, 202510 months agoSupply chain9,479
VITAS Hospice ServicesCompromised vendor account exposes 319,177 VITAS hospice patientsNov 19, 202510 months agoVendor breach319K
Secret DesiresErotic AI chatbot left nearly 2M user photos and videos in open storageNov 19, 202510 months agoExposed dataUnverifiedUnknown
GainsightGainsight app compromise exposes Salesforce data of 200+ companiesNov 19, 202510 months agoSupply chainUnverifiedUnknown
PajemploiPajemploi data theft may affect 1.2 million childcare workersNov 17, 202510 months agoHackingUnverified1.2M
EurofiberHacker exploits Eurofiber France ticket system to steal customer dataNov 17, 202510 months agoHacking10Kacct
LogitechLogitech confirms data theft in Clop Oracle zero-day campaignNov 14, 202510 months agoSupply chainUnknown
Checkout.comShinyHunters breach Checkout.com legacy cloud storage, firm refuses ransomNov 14, 202510 months agoExtortionUnknown
GlobalLogicOracle EBS zero-day breach exposes 10,471 GlobalLogic employeesNov 7, 202510 months agoSupply chain10K
University of PennsylvaniaHackers breach UPenn systems, send mass emails and steal donor dataOct 31, 202510 months agoHacking443K
MerkleDentsu subsidiary Merkle breach exposes staff and client dataOct 28, 202511 months agoHackingUnknown
AskulRansomHouse attack on Askul halts shipments and steals 740,000 recordsOct 19, 202511 months agoRansomwareUnverified740K
Envoy AirClop steals business data from American Airlines' Envoy via Oracle EBSOct 17, 202511 months agoSupply chainUnverifiedUnknown
F5Nation-state hackers steal F5 BIG-IP source code and bug detailsOct 15, 202511 months agoHackingUnknown
Harvard UniversityHarvard alumni and donor data stolen in Oracle EBS and phishing attacksOct 13, 202511 months agoHackingUnverifiedUnknown
Imagime InteractiveAI companion apps Chattee Chat and GiMe Chat exposed 43M intimate messagesOct 9, 202511 months agoExposed dataUnverifiedUnknown
Renault UKRenault and Dacia UK customer data taken from third-party providerOct 2, 202511 months agoVendor breachUnverifiedUnknown
Red HatCrimson Collective steals Red Hat consulting GitLab repositoriesOct 2, 202511 months agoHackingUnknown

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