Social EngineeringTechnologyInformationPhishingCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDPIIMediumContained

First Advantage Corporation

bd_3ae1f56aabc019e4 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 17, 2025

Filed

May 6, 2026

To disclose

24 weeks

Affected

139state residents only

Linked

15 filings

Confidence

66%

Full breach record for First Advantage Corporation →

First Advantage Corporation notified individuals of a cybersecurity incident where an unauthorized third party gained access via sophisticated phishing to a single employee's account on or about November 13, 2025. The attacker downloaded the employee's email inbox, potentially exposing personal information. First Advantage disabled the account, enhanced system safeguards, and offered two years of complimentary credit monitoring and identity restoration services through Cyberscout/TransUnion. No fraud or misuse was known at the time of notification.

J jump to incidentP pin to compareR raw source

Massachusetts clock✗ MA AG >90d24 weeks discovery → filing

Incident timeline

undetected · 4 days

discovery → filing · 24 weeks / 170 days

Nov 13, 2025

Begins

Nov 17, 2025

Discovered

May 6, 2026

Filed

vs. sector median

+6 wks slower

This filing is one of 15 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

New Hampshire State AGbd_15d448d2bfc773842026-06-04 · +29dVerified
Texas State AGbd_f38f341da505889b2026-06-09 · +34dVerified
California State AGbd_ad4377b91320f0382026-06-23 · +48dVerified
Vermont State AGbd_4082b19584e92d012026-06-24 · +49dVerified

Show 6 more filings ↓up to 120d gap

Texas State AGbd_70c9415659c8f8232026-06-25 · +50dCandidate
New Hampshire State AGbd_aeea61f037e62f332026-06-29 · +54dVerified
Texas State AGbd_a5c639bb7f3225112026-07-23 · +78dVerified
New Hampshire State AGbd_e4fb2169f33566b32026-07-27 · +82dVerified
Massachusetts State AGbd_b8dcfd083c0226262026-07-30 · +85dVerified
Texas State AGbd_efcc039ef6dc446c2026-09-03 · +120dVerified by operator

Showing first 10 of 14 linked disclosures.

Name: First Advantage Corporation
norm: first advantage

Name: First Advantage Corporation
norm: first advantage
Industry: Technologyllm

Discovered: Nov 17, 2025
Breach occurred: Nov 13, 2025
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 21, 2026
Affected individuals: 139state-resident count only
Data types: Identity (basic)Government IDPII
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing Link
Threat actor: External
Initial access: phishing_link

During the incident: Disabled the employee’s account
Implemented a number of safeguards across our systems to enhance our security
Offering you two years of complimentary credit monitoring and identity restoration services through Cyberscout
Changes made: Implemented a number of safeguards across our systems to enhance our security
Continuing to evaluate additional steps we can take and additional safeguards we can implement
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 24 weeks(170 days from discovery to filing)
Compliance flags: MA AG >90d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 5 states

View merged incident ↗

Massachusetts State AGMay 6 · first · this page

New Hampshire State AG+29d

Texas State AG+34d

California State AG+48d

Vermont State AG+49d

Texas State AG+50d

New Hampshire State AG+54d

Texas State AG+78d

New Hampshire State AG+82d

Massachusetts State AG+85d

Texas State AG+120d

Pattern: first filing May 6 (MA), last Sep 3 (TX) — a 120-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 14 — the full spread may be wider.

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/2026-705-first-advantage/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 6, 2026
Raw hash: 2bb90be8d8bac47f671a97c0036f1c0f82bc1e05254eb383d8badba6fa17afcb

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityFirst Advantage Corporation

Victim entityFirst Advantage Corporation

Incidentdiscovered Nov 17, 2025

Stated responseDisabled the employee’s account

ComplianceMA AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.mass.gov