META PLATFORMS, INC. — April 2026 breach

Clustered 4 filings across 4 jurisdictions · filing window Jun 1, 2026 → Jun 19, 2026. View entity profile → Other incidents for this victim →

⚠ 1 cross-filing discrepancy →Merge100%

Determination

Confirmed

Members

4 filings

States

Affected · reported

20,225

First → last filing

Jun 1, 2026 → Jun 19, 2026

Merge confidence

100%

incident inc_da04212e08a345f9 · merged by deterministic · confidence 100%

Confirmed breach. Merged as one breach: 4 regulatory filings. The filing describes a misconfiguration. Intrusion Apr 17, 2026–May 31, 2026, discovered May 31, 2026 — the first regulatory filing landed 1 days later. 20,225 individuals reported across the linked filings. Data reported: Authentication, PII, and Identity (basic). Notifications rolled out on a 18-day schedule across 4 filings beginning Jun 1, 2026. Each member filing remains the legal record for its jurisdiction.

Litigation Timing

Supplemental

Notification delay

1days

Discovered → first regulatory filing

Discovery variance

0days

Range of discovered_at dates across filings

Filing span

18days

Time between earliest and latest filing

Not recorded for this incident

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

Regulatory clocksMaine✓ ME AG ≤30d · 5dFull clock table in Litigation Timeline

No cross-filing comparison data available for this incident.

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