The San Diego Unified School District Monday continued investigating the extent of a data breach by a third-party software company impacting students in the district. The data breach was announced last week by PowerSchool,

The student information system used by every public school in the state fell victim to a data breach that may have put Alabama students’ medical and grade information at risk, according to the state Department of Education.

Cecil County Public Schools was impacted by a cybersecurity breach with PowerSchool, a student information system, the county said in a letter to families.

Personal data from a number of Chicago-area school districts was obtained in a cyberattack targeting PowerSchool, a popular education software company, many districts revealed this week.

Union County Public Schools says it’s among North Carolina districts affected by a breach in the state’s student information system, which resulted in unauthorized access to student and teacher data.

PowerSchool, a software provider popular at K-12 schools, was the target of a data breach in late December that affected many districts in the U.S. and in other countries, according to the company and several impacted schools.

CBS 42's Maddie McQueen reports.

The districts are customers of PowerSchool, a cloud-based software company, which says it experienced a cybersecurity incident on Dec. 28.

A worldwide cyber security breach is impacting several local school districts. PowerSchool is a cloud-based software provider that allows parents to track students’ grades, schedules, assignments and absences through an app.