HackingFinancial ServicesFinanceCustomer Data InvolvedGovernment IDIdentity (basic)MediumContained

WCAS MANAGEMENT CORPORATION

bd_7509db280bf0f68a · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 1, 2025

Filed

Oct 22, 2025

To disclose

12 weeks

Affected · nationwide

8581 in this filing

Linked

3 filings

Confidence

65%

Full breach record for WCAS MANAGEMENT CORPORATION →

WCAS Management, L.P. reported an external system breach (hacking) occurring between July 31 and August 1, 2025. The incident affected 858 individuals, including 1 Maine resident. The breach involved the acquisition of personal identifiers, including government IDs. The company notified affected individuals in writing on October 22, 2025, and provided two years of credit and cyber monitoring services through Cyberscout (TransUnion).

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Maine clockDiscovered Aug 1, 2025 → Filed with AG Oct 22, 202582d ⏱ ME AG >30d12 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 · 1 days

discovery → filing · 12 weeks / 82 days

Jul 31, 2025

Begins

Aug 1, 2025

Discovered

Oct 22, 2025

Filed

vs. sector median

+3 wks slower

This filing is one of 3 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_48545567d2ec61172025-10-22Verified
New Hampshire State AGAkirabd_c2bdf578840cee332025-10-22Verified

Name: WCAS MANAGEMENT CORPORATION
norm: wcas management
Industry: Financial Services

Name: WCAS MANAGEMENT CORPORATION
norm: wcas management
Industry: Financial Services
Industry: Financial Servicesllm

Discovered: Aug 1, 2025
Breach occurred: Jul 31, 2025 – Aug 1, 2025
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Oct 22, 2025
Affected individuals: 858state + nationwide
Data types: Government IDIdentity (basic)
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 two years of Triple Bureau Credit Monitoring and Cyber Monitoring services provided by Cyberscout, a TransUnion company
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(82 days from discovery to filing)
Compliance flags: ME AG >30d · 82d
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: Aug 1, 2025
→ Filed with AG: Oct 22, 2025
82d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Aug 1, 2025 → Filed with AG: Oct 22, 2025	82d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Massachusetts State AGOct 22 · first

New Hampshire State AGOct 22 · first

Maine State AGOct 22 · first · 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/4b06a557-7e87-41cc-955e-0f490662ae17.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 22, 2025
Raw hash: 56feedd2995a5822c4c45cecacda0b2028dfa6908af1521654851f699460544c

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityWCAS MANAGEMENT CORPORATION

Victim entityWCAS MANAGEMENT CORPORATION

Incidentdiscovered Aug 1, 2025

Stated responseSent written notification to affected individuals

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov