Severity: HighAction: Be aware

University of Copenhagen data breach exposes data of 525,000 people

The University of Copenhagen in Denmark confirmed that hackers accessed one of its test environments containing personal data belonging to 525,000 people.

Excerpt from the primary source: BleepingComputer

Who is affected

Security professionals

What you should do · Be aware

No immediate action is indicated. Share this with the relevant teams and watch for updates.

Automated guidance based on this story's classification. Check the linked advisories for specifics.

Sources

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Original reporting

University of Copenhagen data breach exposes data of 525,000 people BleepingComputer · bleepingcomputer.com · Oct 26, 2026 · Primary source
Severity: HighAction: Be awareExploitation: Exploited

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