HackingEducationEducationCustomer Data InvolvedLowContained

Washington International School

bd_81dcf7a0a997341c · schema v1 · pii pii-v1

Severity

Low

Discovered

Jan 29, 2026

Filed

Apr 2, 2026

To disclose

9 weeks

Affected

Not disclosed

Linked

6 filings

Confidence

69%

Full breach record for Washington International School →3 incidents on file

Washington International School notified consumers of a data breach discovered on January 29, 2026. Unauthorized access resulted in the copying of personal information. The school retained forensic specialists and legal counsel, notifying affected individuals on April 2, 2026, and offering 12 months of credit monitoring.

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Vermont clock⏱ VT AG >14 bday9 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

discovery → filing · 9 weeks / 63 days

Jan 29, 2026

Discovered

Apr 2, 2026

Filed

This filing is one of 6 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Indiana State AGbd_35caac8997e287892026-04-02Candidate
Massachusetts State AGbd_628a228c05d9a2bc2026-04-02Verified
New Hampshire State AGbd_62b009643a9af6af2026-04-02Verified
Indiana State AGbd_7bb3f31eb5040dad2026-04-02Candidate

Show 1 more filing ↓up to 1d gap

Nebraska State AGbd_e1e02f0bc63e97342026-04-01 · +1dVerified

Name: Washington International School
norm: washington international school

Name: Washington International School
norm: washington international school
Industry: Educationllm

Discovered: Jan 29, 2026
Materiality determined: —
Notification sent: Apr 2, 2026
Affected individuals: Not disclosed
Data types: —
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Initial access: exploit_public_facing

During the incident: Retained legal counsel and third-party forensic specialists
Began comprehensive review of the data set
Notified potentially impacted individuals
Provided access to Single Bureau Credit Monitoring services at no charge
Provided proactive fraud assistance through Cyberscout
Changes made: Provided 12 months of credit monitoring services
Provided proactive fraud assistance
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(63 days from discovery to filing)
Compliance flags: VT AG >14 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 5 states

View merged incident ↗

Nebraska State AGApr 1 · first

Indiana State AG+1d

Massachusetts State AG+1d

New Hampshire State AG+1d

Indiana State AG+1d

Vermont State AG+1d · this page

Evidence ladder

Leak-site claim

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filingThis record

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

Source URL: https://ago.vermont.gov/document/2026-04-02-washington-international-school-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 2, 2026
Raw hash: 32c115244be296c4390bc05e5768a0fb3114027d5b6d7576647250580769148a

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityWashington International School

Victim entityWashington International School

Incidentdiscovered Jan 29, 2026

Stated responseRetained legal counsel and third-party forensic specialists

ComplianceVT AG >14 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov