AccidentalFinancial ServicesFinanceProgramming ErrorCustomer Data InvolvedIdentity (basic)Financial accountLowResolved

CAPITAL ONE SERVICES, LLC

bd_4fe9886d6e6ef089 · schema v1 · pii pii-v1

Severity

Low

Discovered

—

Filed

Jan 26, 2026

To disclose

—

Affected

1state residents only

Linked

2 filings

Confidence

68%

Full breach record for CAPITAL ONE SERVICES, LLC →87 incidents on file

Capital One notified Massachusetts regulators of a technical error where a system integration logic change merged customer profiles, exposing one resident's name, address, email, phone, and bank account number to another customer. No malicious intent or fraud was detected. The affected individual was notified on January 23, 2026, and offered two years of credit monitoring.

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Incident timeline — partial

? — ?

Breach window unknown

Jan 26, 2026

Filed

—

Corroborated · see linked filings

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_d1c983bdd7a4be992026-01-28 · +2dCandidate

Name: CAPITAL ONE SERVICES, LLC
norm: capital one
Domain: capitalone.com

Name: CAPITAL ONE SERVICES, LLC
norm: capital one
Domain: capitalone.com
Industry: Financial Servicesllm

Discovered: —
Materiality determined: —
Notification sent: Jan 23, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Financial account
Attack vector: Unknown
Regulator citations: Notified Massachusetts Office of the Attorney GeneralProvided concurrent notification to the Office of Consumer Affairs and Business Regulation

During the incident: Sent notice of this incident to the one (1) Massachusetts resident
Offered them 24 months of free credit monitoring and identity protection with TransUnion's myTrueIdentity credit monitoring service
Notice contained some fraud prevention tools and tips
Creating new customer information files
Changes made: Creating new customer information files
Source: Quoted from the filing itself, not independently verified.

Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

Massachusetts State AGJan 26 · first · this page

Massachusetts State AG+2d

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.mass.gov/doc/2026-116-capital-one/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 26, 2026
Raw hash: ccb3bfba196baeba96c345819763d85e7ad7fb817fa60505b20367c82b95c41b

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityCAPITAL ONE SERVICES, LLC

Victim entityCAPITAL ONE SERVICES, LLC

IncidentUnknown

Stated responseSent notice of this incident to the one (1) Massachusetts resident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov