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Central Register of Persons (CPR) hit by network compromise

Incident
First reported
Last updated
Happening score
H score 69
1 unique sources, 1 articles

Summary

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Denmark's Central Register of Persons (CPR) disclosed an unauthorized access incident that exposed names, addresses, and CPR numbers for about 8.8 million registered persons, creating a major privacy and identity-risk exposure. The access was carried out through a private Danish company's legal access to search the CPR system, turning a trusted third-party channel into the attack path. The breach occurred in September and was disclosed on October 5 after the CPR administration noticed irregular behavior on October 2.

Related Happenings

Central Register of Persons unauthorized access data leak

Data Leak
H score70 First: 07.10.2026 11:20 Last: 07.10.2026 11:20 Sources 1

How related: “Over the weekend, the CPR administration became aware that unauthorized persons had gained unauthorized access to the names, addresses and CPR numbers of approximately 8.8 million registered persons (living, departed, deceased, etc.) in the CPR,” it noted.

About this happening: The Central Register of Persons (CPR) exposed names, addresses and CPR numbers for about 8.8 million registered people after unauthorized access reached the database....

Open Happening

Denmark Central Population Register data breach exposing 8.8 million records

Data Leak
H score65 First: 05.10.2026 18:21 Last: 05.10.2026 18:21 Sources 1

About this happening: Denmark's Central Population Register (CPR) disclosed a data breach that exposed personal records for about 8.8 million registered people. The exposed data included ...

Open Happening

Third-party breach downstream fallout hits healthcare, education and finance at scale

Trend
H score73 First: 03.03.2026 13:00 Last: 03.03.2026 13:00 Sources 1

About this happening: A 2025 analysis found third-party breaches are creating a much larger downstream blast radius, with 136 verified events impacting 433 million individuals and 719 com...

Open Happening

Timeline

  1. 05.10.2026 03:00 1 articles · 2d ago

    CPR administration notices irregular behavior in the Central Register of Persons

    Detection Ioc Update

    The CPR administration noticed irregular behavior in the Central Register of Persons, signaling unauthorized access activity in the Danish government database that holds names, addresses and CPR numbers.

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  2. 05.10.2026 03:00 2 articles · 2d ago

    Danish ministry discloses unauthorized access to approximately 8.8 million CPR records

    Initial Disclosure

    The Ministry of Research, Education and Digitalisation disclosed that unauthorized persons had gained access to the names, addresses and CPR numbers of approximately 8.8 million registered persons in the Central Register of Persons after using a private Danish company's legal access to search the system.

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