HackingTransportation & LogisticsTransportationVulnerability ExploitZero-DaySupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)LowContained

THE HERTZ CORPORATION

bd_a4ca81d4d55c4b9b · schema v1 · pii pii-v1

Severity

Low

Discovered

Feb 10, 2025

Filed

Apr 11, 2025

To disclose

9 weeks

Affected

Not disclosed

Linked

10 filings

Confidence

64%

Full breach record for THE HERTZ CORPORATION →3 incidents on file

The Hertz Corporation notified customers of a data breach involving its vendor, Cleo Communications US, LLC. An unauthorized third party exploited zero-day vulnerabilities in Cleo's platform in October and December 2024. Hertz confirmed the acquisition of data on February 10, 2025. Affected data includes names and contact information. Hertz engaged Kroll for identity monitoring and reported the incident to law enforcement.

J jump to incidentP pin to compareR raw source

California clockDiscovered Feb 10, 2025 → Notified Apr 11, 202560d ✓ CA 60-day OK9 weeks discovery → filing

Incident timeline

undetected · 132 days

discovery → filing · 9 weeks / 60 days

Oct 1, 2024

Begins

Feb 10, 2025

Discovered

Apr 11, 2025

Filed

This filing is one of 10 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (9) · sorted by filing gap

Maine State AGbd_2c96b0a6f7ae2ca62025-04-11Candidate
Washington State AGbd_3f5803c2f674c4ba2025-04-11Verified
Montana State AGbd_88c1a4f18148e5ca2025-04-11Verified
Delaware State AGbd_bae3ed4100ea194a2025-04-11Verified

Show 5 more filings ↓up to 10d gap

Nebraska State AGbd_d6a8b36608cf60032025-04-11Verified
Vermont State AGbd_f5e59707561fd35b2025-04-11Verified
Rhode Island State AGbd_82f3b7bd9ca1832e2025-04-14 · +3dVerified
New Hampshire State AGbd_ac4d00b21e3d316a2025-04-14 · +3dVerified
Illinois State AGbd_b3aa3f6351a7be422025-04-01 · +10dVerified

Name: THE HERTZ CORPORATION
norm: the hertz

Name: THE HERTZ CORPORATION
norm: the hertz
Industry: Transportation & Logisticsllm

Discovered: Feb 10, 2025
Breach occurred: Oct 1, 2024 – Dec 31, 2024
Undetected for: 132 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 11, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1195 Supply Chain Compromise
Threat actor: External
Regulator citations: In the process of reporting the event to relevant regulators
Third party: via Cleo Communications US, LLC
Initial access: supply_chain

During the incident: Confirmed that Cleo took steps to investigate the event and address the identified vulnerabilities
Reported this event to law enforcement
Secured the services of Kroll to provide two years of identity monitoring services at no cost
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(60 days from discovery to filing)
Compliance flags: CA 60-day OK · 60d
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: Feb 10, 2025
→ Notified: Apr 11, 2025
60d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Feb 10, 2025 → Notified: Apr 11, 2025	60d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 10 states

View merged incident ↗

Illinois State AGApr 1 · first

Maine State AG+10d

Washington State AG+10d

Montana State AG+10d

Delaware State AG+10d

Nebraska State AG+10d

Vermont State AG+10d

California State AG+10d · this page

Rhode Island State AG+13d

New Hampshire State AG+13d

Pattern: first filing Apr 1 (IL), last Apr 14 (NH) — a 13-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/sb24-601348
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 11, 2025
Raw hash: 6c44e9c0d4898d1427bd977b4b9922f00daf8d7725dbe2668a4712e8f2b437e8

Linked disclosures

Regulatory filings (9) · sorted by filing gap

Reporting entityTHE HERTZ CORPORATION

Victim entityTHE HERTZ CORPORATION

Incidentdiscovered Feb 10, 2025

Stated responseConfirmed that Cleo took steps to investigate the event and address the identified vulnerabilities

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov