DisclosureLens
HackingFinancial ServicesFinanceStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedData ExfiltratedIdentity (basic)Government IDMediumContained

MORGAN STANLEY

bd_e0351b8a887f70af · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 20, 2021

Filed

Jul 2, 2021

To disclose

6 weeks

Affected

108state residents only

Linked

8 filings

Confidence

66%
Full breach record for MORGAN STANLEY15 incidents on file

Morgan Stanley notified the New Hampshire Attorney General on July 2, 2021, of a data security incident involving third-party vendor Guidehouse. An unauthorized individual exploited a vulnerability in the Accellion File Transfer Appliance (FTA) to access encrypted files containing personal information of approximately 108 New Hampshire residents, including names, addresses, dates of birth, and Social Security numbers. The incident was discovered by Morgan Stanley on May 20, 2021, and notifications were sent to affected individuals and corporate clients. Credit monitoring services were provided via Experian.

Incident timeline

undetected · 139 days
discovery → filing · 6 weeks / 43 days

Jan 1, 2021

Begins

May 20, 2021

Discovered

Jul 2, 2021

Filed

vs. sector median

2 wks faster

This filing is one of 8 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (7) · sorted by filing gap

Show 3 more filingsup to 5d gap

Filing propagation · 8 filings · 7 states

View merged incident ↗
California State AGJul 2 · first
Montana State AGJul 2 · first
Washington State AGJul 2 · first
Indiana State AGJul 2 · first
Oregon State AGJul 2 · first
New Hampshire State AGJul 2 · first · this page

Pattern: first filing Jul 2 (CA), last Jul 7 (NH) — a 5-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.