Education Data Breaches — Page 4

Houghton Mifflin Harcourt Company (HMH) experienced a data breach in 2026, though official confirmation and details remain unverified by the company.

Baker University experienced a data breach, reported in an unclear timeframe to the California AG. The specifics of the incident remain unknown.

A data breach involving the University of Phoenix, Inc. was reported by the California Attorney General, though specific details remain unclear from the available research.

A data breach involving California Online Public Schools has been regulator confirmed by the California Attorney General, but the date and details are unknown.

Desert Christian Schools (DCS) reportedly experienced a data breach in May 2026, according to a ransomware tracking site.

Goodwin University Inc. experienced a data breach in December 2025 where an external system breach led to unauthorized access.

Follett Software LLC was reportedly named on dark web monitoring sites as a data breach victim in May 2026, though specific details remain unconfirmed.

Eastern Washington University experienced a data breach in 2026. The certainty level is regulator confirmed, but details are not publicly available from the source.

Stride Learning Company reportedly experienced a data extortion and breach in April 2026, with the threat actor claiming no student or teacher data was compromised.

Eastern Illinois University experienced a reported data breach in 2026 when a database was allegedly leaked on a hacker forum.

School Health, a company providing health and wellness supplies to K-12 schools, reportedly experienced a data breach in April 2026, with an Akira ransomware group claiming to have stolen 15GB of corporate data.

The Southeastern Conference of Seventh-day Adventists experienced a data breach in April 2026, reported by the Nightspire ransomware group.

Community College of Beaver County experienced a ransomware cyberattack in April 2026, where the Interlock group claimed to have encrypted and leaked college data.

Alamo Heights School District experienced a ransomware attack in April 2026, causing a district-wide outage, but details on affected individuals or data types remain unconfirmed.

Webster Public Schools experienced a data breach in March 2026, claimed by the Lockbit5 ransomware group, with no specific details on affected individuals or data types at this time.

Alcornschools.org experienced a data breach in March 2026 due to a Lockbit5 ransomware attack, with limited details currently available.