HackingFinancial ServicesFinanceVulnerability ExploitData ExfiltratedCustomer Data InvolvedGovernment IDHighContained

LEMONADE, INC.

bd_e5e47744427177dd · schema v1 · pii pii-v1

Severity

High

Discovered

Sep 18, 2024

Filed

Apr 14, 2025

To disclose

30 weeks

Affected

2,300state residents only

Linked

16 filings

Confidence

66%

Full breach record for LEMONADE, INC. →2 incidents on file

Lemonade, Inc. notified the Rhode Island Attorney General of a data breach affecting approximately 2,300 state residents. Between April 2023 and September 2024, bad actors exploited a vulnerability in Lemonade's car insurance online application flow to access driver's license numbers. Lemonade eliminated the vulnerability, notified affected individuals, and offered 12 months of credit monitoring.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 536 days

discovery → filing · 30 weeks / 208 days

Apr 1, 2023

Begins

Sep 18, 2024

Discovered

Apr 14, 2025

Filed

vs. sector median

+21 wks slower

This filing is one of 16 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Massachusetts State AGbd_b975a2bd3969243c2025-04-12 · +2dVerified
California State AGbd_5083a89f0a03f74e2025-04-11 · +3dVerified
Oregon State AGbd_509afcd072ce27cd2025-04-11 · +3dVerified
South Carolina State AGbd_a20792f866647d692025-04-11 · +3dVerified

Show 6 more filings ↓up to 64d gap

Iowa State AGbd_c499fb305e941f002025-04-11 · +3dVerified
California State AGbd_9c31feadbbc4c6d62025-06-12 · +59dVerified
Nebraska State AGbd_d8df3b5c092685fa2025-06-13 · +60dVerified
Delaware State AGbd_f35592cfa8a8894d2025-06-13 · +60dVerified
Rhode Island State AGbd_419d841cd52bf5482025-06-17 · +64dVerified
Texas State AGbd_d0fb196ee08df9c12025-06-17 · +64dVerified

Showing first 10 of 15 linked disclosures.

Name: LEMONADE, INC.
norm: lemonade
Domain: lemonade.com

Name: LEMONADE, INC.
norm: lemonade
Domain: lemonade.com
Industry: Financial Servicesllm

Discovered: Sep 18, 2024
Breach occurred: Apr 1, 2023 – Sep 18, 2024
Undetected for: 536 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 10, 2025
Affected individuals: 2,300state-resident count only
Data types: Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: Notified RI Office of the Attorney General
Initial access: exploit_public_facing

During the incident: Made a series of technical changes to the website’s software code
Began mailing notifications to approximately 2,300 Rhode Island residents
Offered 12 months of free credit monitoring and identity theft protection services through Epiq’s third-party vendor, CyEx
Changes made: Eliminated the vulnerability in the Online Flow
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 30 weeks(208 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 9 states

View merged incident ↗

California State AGApr 11 · first

Oregon State AGApr 11 · first

South Carolina State AGApr 11 · first

Iowa State AGApr 11 · first

Massachusetts State AG+1d

Rhode Island State AG+3d · this page

California State AG+62d

Nebraska State AG+63d

Delaware State AG+63d

Rhode Island State AG+67d

Texas State AG+67d

Pattern: first filing Apr 11 (CA), last Jun 17 (TX) — a 67-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 15 — the full spread may be wider.

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://riag.ri.gov/media/7446/download
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 14, 2025
Raw hash: 33fc23b7fc9e133734e0ff486598a234f359084a4dc82819828a3b7b907af1e5

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityLEMONADE, INC.

Victim entityLEMONADE, INC.

Incidentdiscovered Sep 18, 2024

Stated responseMade a series of technical changes to the website’s software code

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenanceriag.ri.gov