HackingEducationEducationData ExfiltratedCustomer Data InvolvedDelayed DiscoveryIdentity (basic)Government IDFinancial accountHealth (basic)CredentialsMediumContained

Monmouth University

bd_9b079d13e17d3440 · schema v1 · pii pii-v2

Severity

Medium

Discovered

Mar 3, 2026

Filed

Oct 23, 2026

To disclose

33 weeks

Affected

512state residents only

Linked

17 records

Confidence

70%

Full breach record for Monmouth University →

Monmouth University notified the Rhode Island Attorney General of a data breach affecting 512 residents. Unauthorized access occurred between Feb 5-13, 2026; discovered March 3, 2026. Exposed data included names, SSNs, DOBs, driver's licenses, financial accounts, and health info. Notifications mailed starting June 30, 2026. Remediation included forensic investigation, law enforcement notification, and credit monitoring offers.

J jump to incidentP pin to compareR raw source

Rhode Island clock✗ RI AG >45d33 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

undetected · 26 days

discovery → filing · 33 weeks / 234 days

Feb 5, 2026

Begins

Mar 3, 2026

Discovered

Oct 23, 2026

Filed

This filing is one of 17 records about the same incident.View merged incident

A leak claim by pear about this victim was first seen 211 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

New Hampshire State AGbd_6ac077d7b8335a232026-10-23Verified
Vermont State AGbd_f1e4eecb1b18a7822026-10-26 · +3dVerified
Texas State AGbd_a4ecdd81dea4e1732026-10-28 · +5dVerified
Texas State AGbd_ff90bafaa120991d2026-08-21 · +63dVerified

Show 6 more filings ↓up to 115d gap

Vermont State AGbd_50e8a470276273932026-08-20 · +64dVerified
New Hampshire State AGbd_c1c62b4ab698afae2026-08-20 · +64dVerified
Texas State AGbd_a0056bdb614e9c6a2026-07-01 · +114dVerified
Indiana State AGbd_290d4b16e85c0f262026-06-30 · +115dCandidate
Massachusetts State AGbd_2f2dd8dfe15aba322026-06-30 · +115dVerified
California State AGbd_346c38b67fb416632026-06-30 · +115dVerified

Showing first 10 of 16 linked disclosures.

Name: Polsinelli PC
norm: polsinelli

Name: Monmouth University
norm: monmouth university
Domain: monmouth.edu
Industry: Educationllm

Discovered: Mar 3, 2026
Breach occurred: Feb 5, 2026 – Feb 13, 2026
Undetected for: 26 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 30, 2026
Affected individuals: 512state-resident count only
Data types: Identity (basic)Government IDFinancial accountHealth (basic)Credentials
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Provided initial notice to the Rhode Island Attorney General
Initial access: exploit_public_facing

During the incident: Engaged a forensic security firm to assist with Monmouth’s investigation of the incident
Notified federal law enforcement
Secured systems
Notified involved individuals via first-class United States mail
Offered complimentary credit monitoring services
Provided information on how to protect against fraudulent activity and identity theft
Arranged for a dedicated call line to assist in responding to inquiries regarding the incident
Changes made: Enhancing its technical security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 33 weeks(234 days from discovery to filing)
Compliance flags: RI AG >45dLeak >180d
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 · 11 filings · 7 states

View merged incident ↗

Indiana State AGJun 30 · first

Massachusetts State AGJun 30 · first

California State AGJun 30 · first

Texas State AG+1d

Vermont State AG+51d

New Hampshire State AG+51d

Texas State AG+52d

New Hampshire State AG+115d

Rhode Island State AG+115d · this page

Vermont State AG+118d

Texas State AG+120d

Pattern: first filing Jun 30 (IN), last Oct 28 (TX) — a 120-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 16 — the full spread may be wider.

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://riag.ri.gov/media/9386/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 23, 2026
Raw hash: 4dbe2685534c6ad02a0e788a6be3fe38f3a0e043cd5f79f068ce6c020397a2f1

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityPolsinelli PC

Victim entityMonmouth University

Incidentdiscovered Mar 3, 2026

Stated responseEngaged a forensic security firm to assist with Monmouth’s investigation of the incident

ComplianceRI AG >45d

Extraction provenanceno artifact recorded

Source provenanceriag.ri.gov