HackingHealthcareHealthcareCustomer Data InvolvedIdentity (basic)Government IDCriticalContained

COVENANT HEALTH

bd_072a28e8c90a0e6b · schema v1 · pii pii-v1

Severity

Critical

Discovered

May 26, 2025

Filed

Dec 31, 2025

To disclose

31 weeks

Affected · nationwide

478,188284,529 in this filing

Linked

14 records

Confidence

66%

Full breach record for COVENANT HEALTH →

Covenant Health, Inc. reported an external system breach (hacking) occurring on May 18, 2025, discovered on May 26, 2025. The incident affected 478,188 individuals, including 284,529 Maine residents. Affected data included names and personal identifiers combined with government-issued identifiers. Covenant Health sent written notifications starting July 11, 2025, and provided 12 months of identity monitoring and restoration services through Experian.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d31 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 · 8 days

discovery → filing · 31 weeks / 219 days

May 18, 2025

Begins

May 26, 2025

Discovered

Dec 31, 2025

Filed

vs. sector median

+22 wks slower

This filing is one of 14 records about the same incident.View merged incident

A leak claim by qilin about this victim was first seen 190 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

New Hampshire State AGbd_0201f6c42742ffa22025-12-31Verified
Nebraska State AGbd_71ad76effc8a5b172025-12-31Verified
Vermont State AGbd_ef41caaf4af9cbfe2025-12-31Verified
Illinois State AGbd_8e8c65f89486fef22026-01-01 · +1dVerified by operator

Show 6 more filings ↓up to 173d gap

California State AGbd_9f5aba5bf6f7a9782026-01-02 · +2dCandidate
South Carolina State AGbd_d2ea8a1171025f542026-01-02 · +2dVerified by operator
Montana State AGbd_e35a31c1ca87c68c2026-01-02 · +2dVerified
Texas State AGbd_95ce0e0243eda1122026-01-05 · +5dVerified
Massachusetts State AGbd_1b739003e1664c6a2025-07-11 · +173dVerified by operator
HHS OCRbd_5c5e88654283c5d52025-07-11 · +173dVerified by operator

Showing first 10 of 13 linked disclosures.

Name: COVENANT HEALTH
norm: covenant health
Domain: covenanthealth.net

Name: COVENANT HEALTH
norm: covenant health
Domain: covenanthealth.net
Industry: Healthcarellm

Discovered: May 26, 2025
Breach occurred: May 18, 2025
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 11, 2025
Affected individuals: 478,188state + nationwide
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: External
Regulator citations: Filed data breach notice with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Sent written notification to affected individuals
Offered 12 months of identity theft protection services through Experian
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 31 weeks(219 days from discovery to filing)
Compliance flags: Leak >180dME AG >30d · 219dME CRA notice due
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: May 26, 2025
→ Filed with AG: Dec 31, 2025
219d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: May 26, 2025 → Filed with AG: Dec 31, 2025	219d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 10 states

View merged incident ↗

Massachusetts State AGJul 11 · first

HHS OCRJul 11 · first

New Hampshire State AG+173d

Nebraska State AG+173d

Vermont State AG+173d

Maine State AG+173d · this page

Illinois State AG+174d

California State AG+175d

South Carolina State AG+175d

Montana State AG+175d

Texas State AG+178d

Pattern: first filing Jul 11 (MA), last Jan 5 (TX) — a 178-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 13 — 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/2637476a-ce93-46b9-a8c9-e2705955dc98.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 31, 2025
Raw hash: 8e5f860928f39ca6ada1f5580f7281e299fd796db26bf9c474c3214d0d1c5fad

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityCOVENANT HEALTH

Victim entityCOVENANT HEALTH

Incidentdiscovered May 26, 2025

Stated responseSent written notification to affected individuals

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov