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University of Missouri

Disclosed Oct 20, 20232 years ago118,808 affectedConfirmed

Official notice

MOVEit breach exposes University of Missouri personal data

The University of Missouri said personal information transferred through its MOVEit Transfer application was acquired by the attackers who exploited the zero-day.

What is known

People affected118,808 (as reported by the organization)
DisclosedOct 20, 2023
HappenedMay 31, 2023
AttackSupply chain
Data exposedNames, Other
SectorEducation · US
StatusConfirmed
Part ofMoveit (2023)

Sources

Source
California Attorney General breach notice: University of Missourioag.ca.gov · Official notice
California AG breach notice: University of Missourioag.ca.gov · Regulator
Vermont Attorney General: 2023-10-20 University of Missouri Data Breach Notice to Consumersago.vermont.gov · Official notice
Indiana Attorney General 2023 data breach report: University of Missouriin.gov · Official notice

Notices filed

WhereFiledPeople
Vermont AGresidents of VTOct 20, 2023
Indiana AGresidents of INOct 20, 2023204
California AGresidents of CAOct 25, 2023
ResearchtotalOct 25, 2023

Same campaign

OrganizationAffected
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AutoZoneMOVEit breach exposes data of 184,995 AutoZone customers and staffNov 20, 20232 years agoSupply chain185K
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Flagstar BankFiserv MOVEit breach exposes 837,390 Flagstar customersOct 5, 20232 years agoVendor breach837K
Sony Interactive EntertainmentMOVEit zero-day exposes data of 6,791 Sony employees and relativesOct 3, 20232 years agoSupply chain6,791
BORN OntarioMOVEit breach exposes perinatal and child registry data of 3.4 millionSep 25, 20233 years agoSupply chainUnverified3.4M
WelltokMOVEit server breach exposes data of 8.5 million US patientsSep 22, 20233 years agoSupply chain15M
Cadence BankMOVEit zero-day used to steal Cadence Bank customer dataSep 15, 20233 years agoSupply chain14K
HoneywellMOVEit breach exposes pension plan participants' names and SSNsSep 13, 20233 years agoSupply chainUnknown
Pôle emploiProvider breach exposes names and social security numbers of French job seekersAug 25, 20233 years agoVendor breachUnverifiedUnknown
Colorado Department of Health Care Policy & FinancingIBM MOVEit breach exposes health data of 4.1 million Colorado Medicaid membersAug 11, 20233 years agoVendor breach4.1M
TD AmeritradeMOVEit Transfer breach exposes TD Ameritrade client SSNs and account dataAug 8, 20233 years agoSupply chainUnknown
Missouri Department of Social ServicesIBM MOVEit breach exposes Missouri Medicaid participants' dataAug 7, 20233 years agoVendor breach740K
Radius Global SolutionsCollections firm Radius hit by MOVEit breach exposing consumer dataAug 4, 20233 years agoSupply chain632K
Garrett MotionMOVEit exploitation exposes Garrett Motion company, employee and customer dataAug 2, 20233 years agoSupply chainUnknown
SercoBenefits vendor CBIZ MOVEit breach exposes Serco US staff dataAug 1, 20233 years agoVendor breach10K
Prudential FinancialPBI MOVEit breach exposes Prudential retirement payment recipientsJul 31, 20233 years agoVendor breachUnknown
Performance Health TechnologyMOVEit breach at health plan vendor exposes 1.7 million Oregon Health Plan membersJul 31, 20233 years agoSupply chain1.8M
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MaximusMOVEit breach exposes personal and health data of 8 to 11 million peopleJul 26, 20233 years agoSupply chain9.2M
Pacific Premier BankTax compliance vendor's MOVEit breach exposes bank client dataJul 25, 20233 years agoVendor breachUnknown
Johns Hopkins University and Health SystemMOVEit server breach at Johns Hopkins exposes personal informationJul 25, 20233 years agoSupply chainUnknown
Delta Dental of CaliforniaMOVEit breach exposes financial and card data of 6.9 million dental membersJul 12, 20233 years agoSupply chain7.1M
Colorado State UniversityVendor MOVEit breaches expose Colorado State University student and staff dataJul 12, 20233 years agoVendor breachUnknown
Deutsche BankAccount switching provider breach exposes Deutsche Bank customer dataJul 11, 20233 years agoVendor breachUnverifiedUnknown
1st Source BankUnauthorized party accessed 1st Source Bank's MOVEit serverJul 10, 20233 years agoSupply chain450K
ShellShell confirms employee data accessed through MOVEit TransferJul 6, 20233 years agoSupply chainUnverifiedUnknown
PlainsCapital BankCore banking vendor's MOVEit breach exposes nearly all PlainsCapital customersJul 3, 20233 years agoVendor breachUnknown
TIAAVendor PBI MOVEit breach exposes TIAA participant dataJun 30, 20233 years agoVendor breachUnknown
F&G Annuities & LifeVendor PBI MOVEit breach exposes data of many F&G policyholdersJun 30, 20233 years agoVendor breachUnknown
UCLAUCLA confirms MOVEit Transfer compromise and notifies affected peopleJun 29, 20233 years agoSupply chainUnverifiedUnknown
Siemens EnergySiemens Energy confirms it was targeted in MOVEit attacksJun 29, 20233 years agoSupply chainUnverifiedUnknown
National Student ClearinghouseMOVEit breach at student records nonprofit affects 890 schoolsJun 29, 20233 years agoSupply chainUnknown
Talcott ResolutionVendor PBI MOVEit breach exposes over half a million Talcott customersJun 27, 20233 years agoVendor breachUnknown
New York City Department of EducationMOVEit breach exposes data of about 45,000 NYC students and staffJun 26, 20233 years agoSupply chainUnverifiedUnknown
Jackson National Life InsuranceVendor PBI MOVEit breach exposes 700,000 to 800,000 Jackson customersJun 26, 20233 years agoVendor breach853K
Corebridge FinancialVendor MOVEit breach exposes Corebridge customers' SSNs and policy numbersJun 26, 20233 years agoVendor breach6.5M
Wilton ReassuranceVendor PBI MOVEit breach exposes 1.48 million insurance customersJun 22, 20233 years agoVendor breach1.5M
Umpqua BankVendor and on-premise MOVEit breaches expose Umpqua customers' SSNsJun 22, 20233 years agoVendor breach429K
PBI Research ServicesMOVEit breach at pension death-audit vendor exposes millions of insurer customersJun 22, 20233 years agoSupply chainUnknown
History of this record
  • 2026-09-25 · records_basis: empty to organization · backfill source
  • 2026-09-25 · records: empty to 118808 · backfill source
  • 2026-09-25 · disclosed: 2023-10-25 to 2023-10-20 · backfill source
  • 2026-09-25 · campaign: empty to moveit-2023 · seed source
  • 2026-09-25 · attack: unknown to supply-chain · seed source
  • 2026-09-25 · data_types: [] to ["names","other"] · seed source
  • 2026-09-25 · summary: empty to The University of Missouri said personal information transferred through its MOVEit Transfer application was acquired by the attackers who exploited the zero-day. · seed source
  • 2026-09-25 · title: empty to MOVEit breach exposes University of Missouri personal data · seed source
  • 2026-09-25 · added · backfill source

First seen 2026-09-25 (California AG), confirmed by California AG. Record counts are as reported. Not legal advice.

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