HackingProfessional ServicesProfessional ServicesStolen CredentialsData ExfiltratedIdentity (basic)LowContained

Union of California State Workers

bd_89b737fd02e6bb90 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jan 18, 2024

Filed

Jun 7, 2024

To disclose

20 weeks

Affected

Not disclosed

Confidence

67%

Full breach record for Union of California State Workers →

Union of California State Workers dba SEIU Local 1000 notified consumers of a data security incident discovered on January 18, 2024. Unauthorized access to certain files occurred, potentially exposing names. The organization engaged cybersecurity experts, notified the FBI, and offered 12 months of identity monitoring.

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Vermont clock✗ VT AG >45 bday20 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

discovery → filing · 20 weeks / 141 days

Jan 18, 2024

Discovered

Jun 7, 2024

Filed

vs. sector median

+1 wks slower

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

Name: Union of California State Workers
norm: union of california state workers

Name: Union of California State Workers
norm: union of california state workers
Also named: Union of California State Workersdba oflegal entity
SEIU Local 1000dba oftrade name
Industry: Professional Servicesllm

Discovered: Jan 18, 2024
Materiality determined: —
Notification sent: Jun 7, 2024
Affected individuals: Not disclosed
Data types: Identity (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Regulator citations: Notified the Federal Bureau of Investigation
Initial access: valid_credentials

During the incident: Engaged cybersecurity experts to assist with the process
Implemented measures to enhance network security
Notified the Federal Bureau of Investigation
Offering 12 months of complimentary identity monitoring services through Kroll
Changes made: Implemented measures to enhance network security and reduce the risk of a similar incident occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 20 weeks(141 days from discovery to filing)
Compliance flags: VT AG >45 bday
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://ago.vermont.gov/document/2024-06-07-union-california-state-workers-dba-seiu-local-1000-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 7, 2024
Raw hash: 0cd4c0c3d8fea142e53a06f81dcae98c43e8fee104bd89fc0b2352ff7121c185

Reporting entityUnion of California State Workers

Victim entityUnion of California State Workers

Incidentdiscovered Jan 18, 2024

Stated responseEngaged cybersecurity experts to assist with the process

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov