HackingProfessional ServicesProfessional ServicesStolen CredentialsSupply Chain (3P Vendor)Employee Data InvolvedIdentity (basic)Government IDFinancial accountCredentialsAuthenticationMediumContained

Catalyst Brands LLC

bd_ca428af701749cf9 · schema v1 · pii pii-v2

Severity

Medium

Discovered

May 26, 2026

Filed

Sep 4, 2026

To disclose

14 weeks

Affected

Not disclosed

Linked

7 filings

Confidence

68%

Full breach record for Catalyst Brands LLC →

Catalyst Brands LLC notified the California AG of a data breach involving unauthorized access to servers managed by a third-party HR/payroll provider. The incident occurred on May 20, 2026, and was discovered on May 26, 2026. Affected data included names, SSNs, driver's license numbers, financial account numbers, and credentials. The company engaged forensic experts, blocked access, notified law enforcement, and offered two years of credit monitoring.

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California clockDiscovered May 26, 2026 → Notified Sep 4, 2026101d ✗ CA 30-day late14 weeks discovery → filing

Incident timeline

undetected · 6 days

discovery → filing · 14 weeks / 101 days

May 20, 2026

Begins

May 26, 2026

Discovered

Sep 4, 2026

Filed

vs. sector median

3 wks faster

This filing is one of 7 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

Oregon State AGbd_0550d191ece545702026-09-04Verified
Vermont State AGbd_172f216acdf7b8692026-09-04Verified
South Carolina State AGbd_18cd4f036aca2f662026-09-04Verified
Washington State AGbd_1b7f182822c9351b2026-09-04Verified

Show 2 more filings ↓up to 5d gap

Massachusetts State AGbd_a2ab34088c77a9d82026-09-01 · +3dVerified
Texas State AGbd_e254141c1a0fc7702026-09-09 · +5dVerified

Name: Catalyst Brands LLC
norm: catalyst brands

Name: Catalyst Brands LLC
norm: catalyst brands
Industry: Professional Servicesllm

Discovered: May 26, 2026
Breach occurred: May 20, 2026
Undetected for: 6 daysoccurrence → discovery
Materiality determined: —
Notification sent: Sep 4, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDFinancial accountCredentialsAuthentication
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1078 Valid Accounts
Threat actor: External
Third party: via third party that supports Catalyst Brands HR and payroll-related services
Initial access: supply_chain

During the incident: Launched an investigation with the assistance of leading external cybersecurity experts
Took steps to block the unauthorized access to the relevant system
Notified law enforcement
Implemented additional measures to further enhance our safeguards
Changes made: Offered identity protection and credit monitoring services for two years at no cost
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 14 weeks(101 days from discovery to filing)
Compliance flags: CA 30-day late · 101d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: May 26, 2026
→ Notified: Sep 4, 2026
101d 30 calendar days CA 30-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: May 26, 2026 → Notified: Sep 4, 2026	101d	30 calendar days	CA 30-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

Massachusetts State AGSep 1 · first

Oregon State AG+3d

Vermont State AG+3d

South Carolina State AG+3d

Washington State AG+3d

California State AG+3d · this page

Texas State AG+8d

Pattern: first filing Sep 1 (MA), last Sep 9 (TX) — a 8-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://oag.ca.gov/ecrime/databreach/reports/sb24-629314
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Sep 4, 2026
Raw hash: 02982cb1fe6a01f787ec92b75087d91c0316d047ed3caa5aa32e79a297d1821a

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityCatalyst Brands LLC

Victim entityCatalyst Brands LLC

Incidentdiscovered May 26, 2026

Stated responseLaunched an investigation with the assistance of leading external cybersecurity experts

ComplianceCA 30-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov