DisclosureLens
GLOBALMalwareProfessional ServicesProfessional ServicesRansomwareFulcrumsecRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

LexisNexis

bd_4917a2539dc7d814 · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

May 1, 2026

To disclose

—

Affected

Not disclosed

Confidence

50%
Full breach record for LexisNexis →6 incidents on file

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Fulcrumsec on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Group activity: Business ServicesDiscovered: 2026-05-01

Source: Ransomware.live

Company description · AI-generated by the aggregator, not the leak post

LexisNexis is a global information and analytics company headquartered in the United States. It operates in the legal, regulatory, and business intelligence industries, providing research tools, data analytics, and risk management solutions. Its platforms are widely used by legal professionals, law enforcement, and enterprises to access vast databases of legal documents, news, public records, and compliance information.

Incident timeline — mostly unverified

? — ?

Breach window unknown

May 1, 2026

Claim posted

—

No filing yet · watching

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

Claim → filing

—

Compliance clock

Not assessable

Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.

Source ceiling

  • actor name
  • victim claim
  • ransom/leak status
  • discovery date
  • materiality
  • notification
  • affected count
  • confirmed data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.

About this groupFirst seen 2026-05-01

fulcrumsec

According to ransomware.live, FulcrumSec is a data extortion group active since approximately September 2025, specializing in high-speed exfiltration of cloud-hosted databases by exploiting unrotated API keys and misconfigured cloud permissions rather than deploying encryption, with known victims including Australian fintech youX and LexisNexis.

27 victims claimed globally27 tracked hereFull profile →