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Confirmed10 records · 9 statesUnverified claimConfirmedEnforcedqilincritical sensitivity

Merged incident · 10 records

CornerStone Staffing Solutions, Inc. — November 2025 breach

Clustered 10 records across 9 jurisdictions: 9 filings and 1 leak-site claim · filing window Sep 11, 2026 → Sep 18, 2026 (dated filings only). View entity profile → Other incidents for this victim →

⚠ 2 cross-filing discrepancies →Merge100%

Determination

Confirmed

Members

10 records

States

Affected · reported

366,122

First → last dated filing

Sep 11, 2026 → Sep 18, 2026

Merge confidence

100%

incident inc_f2a2796fa17845eb · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 9 regulatory filings and 1 unverified claim. The filing describes unauthorized access. Intrusion Nov 6, 2025–Nov 21, 2025, discovered Nov 17, 2025. 366,122 individuals reported across the linked filings. Data reported: Government ID, Minor, Financial account, and 6 more. Notifications rolled out on a 7-day schedule across 8 dated filings beginning Sep 11, 2026. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Discovery variance

263days

Range of discovered_at dates across filings

Filing span

7days

Time between earliest and latest filing

Not recorded for this incident

Leak precedence · Materiality delta · SEC filing delay — no SEC 8-K in this cluster.

Regulatory clocksLeak gap✗ Leak >180dWashington✗ WA AG >90dCalifornia✗ CA 60-day late · 298dOregon✗ OR AG >45dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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