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Carnival

Disclosed Apr 24, 20265 months ago5,995,277 affectedConfirmed

Official notice

Carnival confirms social engineering breach exposing 5,995,277 customers

Carnival told the Maine AG that an actor deceived an employee to access part of its IT system, exposing names, birth dates, emails, locations and loyalty data of 5,995,277 customers. ShinyHunters had claimed 8.7 million records in April.

What is known

People affected5,995,277 (as reported by the organization)
DisclosedApr 24, 2026
DiscoveredApr 14, 2026
HappenedApr 10, 2026
AttackPhishing
Data exposedNames, Government IDs, Dates of birth, Emails, Location, Other, Addresses
SectorHospitality · US
StatusConfirmed
Check your emailHave I Been Pwned

Sources

Source
California Attorney General breach notice: Carnivaloag.ca.gov · Official notice
Washington Attorney General breach notice: Carnivalatg.wa.gov · Official notice
Notice letter filed with the Delaware DOJ: Carnivalattorneygeneral.delaware.gov · Official notice
Oregon DOJ breach notice: Carnivaljustice.oregon.gov · Official notice
Carnival disclosureapi.kscope.io · The organization
Have I Been Pwned: Carnivalhaveibeenpwned.com · Aggregator
Carnival Cruise confirms data breach affecting nearly 6 million peoplebleepingcomputer.com · News
Maine AG breach notice: Carnival Corporationmaine.gov · Regulator
Texas Attorney General data security breach report BR-0005069: Carnivaloag.my.site.com · Official notice
Vermont Attorney General breach report: Carnivalago.vermont.gov · Official notice
Indiana Attorney General 2026 data breach report: Carnivalin.gov · Official notice

Notices filed

WhereFiledPeople
Have I Been Pwnedaccounts in the dataApr 247,531,359
California AGresidents of CAMay 27
Washington AGresidents of WAMay 2754,960
Delaware DOJresidents of DEMay 2717,876
Oregon DOJresidents of ORMay 275,995,277
Indiana AGresidents of INMay 2785,084
ResearchtotalMay 285,995,277
Texas AGresidents of TXMay 28800,060
Vermont AGresidents of VTMay 283,915

Other breaches at Carnival

BreachAffected
Disclosed Mar 2, 2020Mar 2, 20206 years ago38K
History of this record
  • 2026-09-25 · source: empty to https://www.in.gov/attorneygeneral/consumer-protection-division/id-theft-prevention/files/DB-Year-to-Date-Report-7_2026.pdf · backfill source
  • 2026-09-25 · source: empty to https://ago.vermont.gov/categories/security-breach-notices · backfill source
  • 2026-09-25 · data_types: ["names","government-id","dob","emails","location","other"] to ["names","government-id","dob","emails","location","other","addresses"] · backfill source
  • 2026-09-25 · sector: tech to hospitality · seed source
  • 2026-09-25 · attack: hacking to phishing · seed source
  • 2026-09-25 · data_types: ["names","government-id","dob","emails","location"] to ["names","government-id","dob","emails","location","other"] · seed source
  • 2026-09-25 · records: 5200000 to 5995277 · seed source
  • 2026-09-25 · summary: In April 2026, the notorious hacking collective ShinyHunters claimed they had obtained a substantial volume of data belonging to the Carnival cruise operator and attempted to extort the organisation to prevent the data from being leaked. Th to Carnival told the Maine AG that an actor deceived an employee to access part of its IT system, exposing names, birth dates, emails, locations and loyalty data of 5,995,277 customers. ShinyHunters had claimed 8.7 million records in April. · seed source
  • 2026-09-25 · title: empty to Carnival confirms social engineering breach exposing 5,995,277 customers · seed source
  • 2026-09-25 · hibp: empty to Carnival · backfill source
  • 2026-09-25 · sector: other to tech · backfill source
  • 2026-09-25 · data_types: ["names","government-id"] to ["names","government-id","dob","emails","location"] · backfill source
  • 2026-09-25 · disclosed: 2026-05-27 to 2026-04-24 · backfill source
  • 2026-09-25 · summary: empty to In April 2026, the notorious hacking collective ShinyHunters claimed they had obtained a substantial volume of data belonging to the Carnival cruise operator and attempted to extort the organisation to prevent the data from being leaked. Th · backfill source
  • 2026-09-25 · data_types: [] to ["names","government-id"] · backfill source
  • 2026-09-25 · records_basis: empty to organization · backfill source
  • 2026-09-25 · records: empty to 5200000 · backfill source
  • 2026-09-25 · attack: unknown to hacking · backfill source
  • 2026-09-25 · discovered: empty to 2026-04-14 · backfill 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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