Incident Score: Analysis & Impact (CMSPOW1774484702)
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Rankiteo Score Impact Analysis
Key Highlights From The Incident Analysis
- Timeline of PowerSchool's Breach and lateral movement inside company's environment.
- Overview of affected data sets, including SSNs and PHI, and why they materially increase incident severity.
- How Rankiteo’s incident engine converts technical details into a normalized incident score.
- How this cyber incident impacts PowerSchool Rankiteo cyber scoring and cyber rating.
- Rankiteo’s MITRE ATT&CK correlation analysis for this incident, with associated confidence level.
Full Incident Analysis Transcript
In this Rankiteo incident briefing, we review the PowerSchool breach identified under incident ID CMSPOW1774484702.
The analysis begins with a detailed overview of PowerSchool's information like the linkedin page: https://www.linkedin.com/company/powerschool-group-llc, the number of followers: 159772, the industry type: E-Learning Providers and the number of employees: 3504 employees
After the initial compromise, the video explains how Rankiteo's incident engine converts technical details into a normalized incident score. The incident score before the incident was 100 and after the incident was 100 with a difference of 0 which is could be a good indicator of the severity and impact of the incident.
In the next step of the video, we will analyze in more details the incident and the impact it had on PowerSchool and their customers.
Charlotte-Mecklenburg Schools (CMS) recently reported "Charlotte-Mecklenburg Schools PowerSchool Data Breach", a noteworthy cybersecurity incident.
Charlotte-Mecklenburg Schools (CMS) experienced a data breach involving PowerSchool, an education software provider, which exposed personal information of North Carolina students and teachers in 2024.
The disruption is felt across the environment, affecting PowerSchool education software, and exposing Personal information of students and teachers.
In response, moved swiftly to contain the threat with measures like Exclusion of student and parent data from PowerSchool's scope, and began remediation that includes Transition to Infinite Campus for student records; security improvements by PowerSchool.
The case underscores how Ongoing (as of 2025), teams are taking away lessons such as Need for stricter data access controls and vendor security assessments, and recommending next steps like Limit vendor access to sensitive data; enhance monitoring of third-party software providers, with advisories going out to stakeholders covering North Carolina Department of Public Instruction terminated statewide PowerSchool contract.
Finally, we try to match the incident with the MITRE ATT&CK framework to see if there is any correlation between the incident and the MITRE ATT&CK framework.
The MITRE ATT&CK framework is a knowledge base of techniques and sub-techniques that are used to describe the tactics and procedures of cyber adversaries. It is a powerful tool for understanding the threat landscape and for developing effective defense strategies.
MITRE ATT&CK® Correlation Analysis
Rankiteo's analysis has identified several MITRE ATT&CK tactics and techniques associated with this incident, each with varying levels of confidence based on available evidence. Under the Initial Access tactic, the analysis identified Supply Chain Compromise (T1195) with high confidence (90%), with evidence including supply chain such as true, and powerSchool education software provider breached and Exploit Public-Facing Application (T1190) with moderate to high confidence (70%), supported by evidence indicating powerSchool software exposed personal information of students/teachers. Under the Credential Access tactic, the analysis identified Steal Application Access Token (T1528) with moderate confidence (60%), supported by evidence indicating education software provider with access to student/teacher data breached. Under the Collection tactic, the analysis identified Data from Information Repositories (T1213) with moderate to high confidence (80%), supported by evidence indicating personal information of students and teachers compromised via PowerSchool. Under the Exfiltration tactic, the analysis identified Exfiltration Over C2 Channel (T1041) with moderate to high confidence (70%), supported by evidence indicating data breach exposed personal information of North Carolina students/teachers. Under the Impact tactic, the analysis identified Data Destruction (T1485) with lower confidence (40%), supported by evidence indicating transition of student records to Infinite Campus post-breach and Data Manipulation: Stored Data Manipulation (T1565.001) with moderate confidence (50%), with evidence including identity theft risk such as Yes, and personal information compromised. These correlations help security teams understand the attack chain and develop appropriate defensive measures based on the observed tactics and techniques.
Sources & References
- PowerSchool Rankiteo Cyber Incident Details: https://www.rankiteo.com/company/powerschool-group-llc/incident/CMSPOW1774484702
- PowerSchool CyberSecurity Rating page: https://www.rankiteo.com/company/powerschool-group-llc
- PowerSchool Rankiteo Cyber Incident Blog Article: https://blog.rankiteo.com/cmspow1774484702-powerschool-charlotte-mecklenburg-schools-breach-march-2026/
- PowerSchool CyberSecurity Score History: https://www.rankiteo.com/company/powerschool-group-llc/history
- PowerSchool CyberSecurity Incident Source: https://www.wbtv.com/2026/03/25/powerschool-returning-charlotte-mecklenburg-schools-despite-massive-data-breach-2024/
- Rankiteo A.I CyberSecurity Rating methodology: https://www.rankiteo.com/Images/rankiteo_algo.pdf
- Rankiteo TPRM Scoring methodology: https://static.rankiteo.com/model/rankiteo_tprm_methodology.pdf