UnknownLow

MAXIMUS, Inc.

bd_4a2584ab84dfe0f1 · schema v1 · pii pii-v1

Severity

Low

Discovered

May 31, 2023

Filed

Aug 29, 2023

To disclose

13 weeks

Affected

Not disclosed

Linked

17 filings

Confidence

95%

Full breach record for MAXIMUS, Inc. →7 incidents on file

Maximus Inc reported a data breach to the Oregon Attorney General. The breach was reported on 2023-08-29. The breach occurred during 5/27/2023 - 5/31/2023. The breach was discovered on 5/31/2023. Notice was sent on 8/24/2023.

J jump to incidentP pin to compareR raw source

Oregon clock✗ OR AG >45d13 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 4 days

discovery → filing · 13 weeks / 90 days

May 27, 2023

Begins

May 31, 2023

Discovered

Aug 29, 2023

Filed

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

A leak claim by cl0p about this victim predates this filing by 34 days.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

South Carolina State AGbd_a90da3e7c4e0509c2023-08-29Verified
Hawaii State AGbd_d3d3db6e2dd7a7a82023-08-26 · +3dVerified by operator
Vermont State AGbd_67d6131ab83daa012023-08-25 · +4dVerified by operator
Delaware State AGbd_97027e573fc51e132023-08-25 · +4dVerified by operator

Show 6 more filings ↓up to 134d gap

Washington State AGbd_d4deac1eb085d27a2023-08-25 · +4dVerified
New Hampshire State AGbd_fe9387821fda92642023-08-25 · +4dVerified by operator
Indiana State AGbd_45d3fdf48f1c933d2023-08-24 · +5dVerified by operator
California State AGbd_bf25ea19ea12a1242023-08-18 · +11dVerified
HHS OCRbd_dedafa3bd216907a2023-08-04 · +25dVerified
Idaho State AGbd_5312733f463970a32024-01-10 · +134dVerified by operator

Showing first 10 of 16 linked disclosures.

Name: MAXIMUS, Inc.
norm: maximus
Domain: maximus.com

Name: MAXIMUS, Inc.
norm: maximus
Domain: maximus.com

Discovered: May 31, 2023
Breach occurred: May 27, 2023 – May 31, 2023
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 24, 2023
Affected individuals: Not disclosed
Data types: —
Attack vector: Unknown

Time to disclose: 13 weeks(90 days from discovery to filing)
Compliance flags: OR AG >45dLeak >30d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 11 states

View merged incident ↗

HHS OCRAug 4 · first

California State AG+14d

Indiana State AG+20d

Vermont State AG+21d

Delaware State AG+21d

Washington State AG+21d

New Hampshire State AG+21d

Hawaii State AG+22d

South Carolina State AG+25d

Oregon State AG+25d · this page

Idaho State AG+159d

Pattern: first filing Aug 4 (VA), last Jan 10 (ID) — a 159-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://justice.oregon.gov/consumer/DataBreach/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 29, 2023
Raw hash: 264713fb5b90d642dcfd9687f8de487fba8a1e13a830bd70cc377dc0aa97347b

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityMAXIMUS, Inc.

Victim entityMAXIMUS, Inc.

Incidentdiscovered May 31, 2023

ComplianceOR AG >45d

Extraction provenanceno artifact recorded

Source provenancejustice.oregon.gov