MisuseFinancial ServicesFinancePrivilege AbuseDelayed DiscoveryCustomer Data InvolvedIdentity (basic)Government IDFinancial accountHighContained

J.P. Morgan

bd_09225cde6e124c67 · schema v1 · pii pii-v1

Severity

High

Discovered

Feb 26, 2024

Filed

May 6, 2024

To disclose

10 weeks

Affected

9,479state residents only

Confidence

65%

Full breach record for J.P. Morgan →4 incidents on file

J.P. Morgan notified South Carolina residents of a data breach where three authorized system users, employed by J.P. Morgan customers or agents, ran reports between August 2021 and February 2024 that included unauthorized plan participant information. Data exposed included names, addresses, SSNs, and bank account numbers. J.P. Morgan addressed the issue and applied a software update. Affected individuals were offered two years of credit monitoring.

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South Carolina clock✓ SC CRA notice due10 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 914 days

discovery → filing · 10 weeks / 70 days

Aug 26, 2021

Begins

Feb 26, 2024

Discovered

May 6, 2024

Filed

vs. sector median

+2 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed9,479 affectedView incident

Name: J.P. Morgan
norm: jp morgan

Name: J.P. Morgan
norm: jp morgan
Industry: Financial Servicesllm

Discovered: Feb 26, 2024
Breach occurred: Aug 26, 2021 – Feb 23, 2024
Undetected for: 914 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 9,479state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: Internal
Initial access: insider_action

During the incident: Addressed the access issue
Applied a software update
Changes made: Applied a software update
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(70 days from discovery to filing)
Compliance flags: SC CRA notice due
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

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://consumer.sc.gov/sites/consumer/files/Documents/Security%20Breach%20Notices/2024/JPMorgan.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 6, 2024
Raw hash: 5a0fd8aebdfdf213c3b5c8fb6aade65aa0dc9dc204b7a2e34d99bb4789253e77

Reporting entityJ.P. Morgan

Victim entityJ.P. Morgan

Incidentdiscovered Feb 26, 2024

Stated responseAddressed the access issue

ComplianceSC CRA notice due

Extraction provenanceno artifact recorded

Source provenanceconsumer.sc.gov