HackingFinancial ServicesTechnologyFinanceStolen CredentialsCapture Stored DataSupply Chain (3P Vendor)Data ExfiltratedCustomer Data InvolvedPIIIdentity (basic)Government IDMediumContained

Magenta Holdco GP, LLC

bd_4b79495cb7ececd0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Aug 21, 2025

Filed

Oct 29, 2025

To disclose

10 weeks

Affected

5state residents only

Linked

4 filings

Confidence

64%

Full breach record for Magenta Holdco GP, LLC →

GreenSky (dba Magenta Holdco GP) notified consumers of a security incident involving its third-party vendor, Salesloft. Unauthorized access occurred between August 13-18, 2025, affecting customer databases containing PII and government IDs. GreenSky terminated the vendor relationship, engaged forensic investigators, and is offering credit monitoring services.

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Incident timeline

undetected · 8 days

discovery → filing · 10 weeks / 69 days

Aug 13, 2025

Begins

Aug 21, 2025

Discovered

Oct 29, 2025

Filed

vs. sector median

+1 wks slower

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

Nebraska State AGbd_77c825094372e7a72025-10-29Verified
New Hampshire State AGbd_8603a20c9181ece22025-10-29Verified
Indiana State AGbd_e0d1e6d8cf8a3ea52025-10-29Verified

Name: Magenta Holdco GP, LLC
norm: magenta holdco gp

Name: Magenta Holdco GP, LLC
norm: magenta holdco gp
Also named: Magenta Holdco GP, LLCdba oflegal entity
GreenSky, LLCdba oftrade name
Industry: Financial ServicesllmTechnologyllm

Discovered: Aug 21, 2025
Breach occurred: Aug 13, 2025 – Aug 18, 2025
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 5state-resident count only
Data types: PIIIdentity (basic)Government ID
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1195 Supply Chain CompromiseT1119 Automated Collection
Threat actor: External
Initial access: supply_chain

During the incident: Terminated relationship with Salesloft
Engaged third-party cybersecurity specialists to investigate
Offering complimentary access to credit monitoring and identity monitoring services through Cyberscout
Changes made: Reviewing policies, procedures and processes related to the storage and access of sensitive information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(69 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Nebraska State AGOct 29 · first

New Hampshire State AGOct 29 · first

Indiana State AGOct 29 · first

Montana State AGOct 29 · first · this page

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://dojmt.gov/wp-content/uploads/2025/11/Consumer-notification-letter-2.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 29, 2025
Raw hash: d0b4d8b8ad4b4a797226d26df51bd03a80793c3d587da8a3b121a23e6aab7ce4

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityMagenta Holdco GP, LLC

Victim entityMagenta Holdco GP, LLC

Incidentdiscovered Aug 21, 2025

Stated responseTerminated relationship with Salesloft

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov