Hertz 2025 Data Breach
Automotive & Mobility / Vehicle
Hertz 2025 Data Breach
A vehicle service in the automotive & mobility sector.
Confirmed · ObscureIQ Intelligence
Breach Risk Index i
30/100
Lower riskHigher risk
Lower: limited current risk based on data value and recency.
Data Sensitivity i
StandardExposed data is largely lower-sensitivity. Standard identity-protection precautions are advised.
1.5MRecords
2025Year
The Breach Risk Index (BRI) is a proprietary 0–100 score rating how dangerous a breach is right now, based on how recently the data has been circulating on the dark web and how valuable it is to attackers.
Crucial data exposed
AddressPhysical address
Breach Summary
April 29th 2025, 8:00 pm EDT, In 2025, Hertz, publicly confirmed a data breach that stemmed from a cyberattack on one of its third-party vendors, Cleo, a company specializing in data integration and file transfer services. The breach was the result of a targeted campaign by the CL0P ransomware group, which exploited previously unknown vulnerabilities in Cleo’s software. Between October and December 2024, attackers gained unauthorized access to data belonging to Hertz, using Cleo’s platform as a gateway.
Full threat analysis, exploitation vectors, and principal guidance below.
11 additional sections · verified field analysis · defensive doctrine
Querying breach corpus…
Cross-referencing exposed field types…
Resolving threat-actor attribution…
Compiling principal risk advisory…
1.5M records analyzed
About Hertz
Hertz is a vehicle service in the automotive & mobility sector.
Why They Hold Your Data
Hertz is a vehicle service in the automotive & mobility sector. Services like this typically hold email addresses, names, physical addresses through account registration and normal operations.
Recent Developments
The Hertz dataset circulated publicly; treat as part of the standing exposure landscape.
Data Points Exposed
3 verified field types
Email Address
Full Name
Physical address High
Breach Impact
The exposure created downstream fraud and phishing risk for those affected and drew scrutiny of Hertz's data protection.
Exploitation & Downstream Threats
• Targeted phishing campaigns using exposed email addresses | • Doxxing risk from physical address exposure
Principal Risk Advisory
What this means for a principal
A consumer-service breach: contact and account data supports phishing, account takeover and profile enrichment. For a high-profile principal this is targeting-grade, not merely identity-theft-grade: the combination lets an adversary locate, impersonate, or pressure the principal with little additional work.
What You Should Do
- Treat the home address as exposed: review mail and package handling and physical-security routines, and brief household staff to verify unusual requests.
- Do not use unofficial 'am I affected' lookups; several are themselves harvesting operations.
How ObscureIQ Can Help
- Corpus confirmation: determine whether and where the principal (plus household and staff) appear in this dataset and which specific fields are exposed for them.
- Exposure mapping and footprint neutralization: cross-reference against broker-available data and suppress still-removable elements, prioritizing address and phone, since this record re-seeds broker networks.
- ThreatWatch tuned to this incident's identifiers and misuse pattern (impersonation and targeting patterns, not generic credential monitoring).
C/
Threat Actor: Cl0p / CL0PConfidence: High
Motivation: Financial extortion
A mature extortion group associated in public reporting with TA505 and FIN11-linked ecosystems. Cl0p is known for mass exploitation of managed file transfer products, including the 2023 MOVEit Transfer campaign exploiting CVE-2023-34362.
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