HackingProfessional ServicesProfessional ServicesStolen CredentialsEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)MediumContained

Monro, Inc.

bd_098cf4205b448a91 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Nov 1, 2024

Filed

Mar 25, 2025

To disclose

21 weeks

Affected

Not disclosed

Linked

11 filings

Confidence

66%

Full breach record for Monro, Inc. →2 incidents on file

Monro, Inc. notified consumers of a security incident in late 2024 where an unauthorized actor accessed an employee's mailbox. The incident, occurring in late November 2024, potentially exposed personal information including names, Social Security numbers, addresses, dates of birth, ID numbers, and certain health information (accident history) for employees. Monro changed passwords, modified email controls, and is offering 12 months of Experian IdentityWorks. Approximately 975 Rhode Island residents were affected.

J jump to incidentP pin to compareR raw source

Vermont clock✗ VT AG >45 bday21 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 21 weeks / 144 days

Nov 1, 2024

Begins

Nov 1, 2024

Discovered

Mar 25, 2025

Filed

vs. sector median

+2 wks slower

This filing is one of 11 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Massachusetts State AGbd_c8b2973a6792f7822025-03-25Verified
Maine State AGbd_eea3ee925e08d5fd2025-03-25Candidate
South Carolina State AGbd_3ac2d54b4965ee762025-03-26 · +1dVerified
New Hampshire State AGbd_688c27eeb1e682da2025-03-24 · +1dVerified

Show 6 more filings ↓up to 24d gap

Rhode Island State AGbd_40d944e1175487512025-03-27 · +2dVerified
Indiana State AGbd_3909ba1739d123c42025-03-21 · +4dVerified
Delaware State AGbd_81844f5cb8cb5b782025-03-21 · +4dVerified
California State AGbd_f9efcb8fd813b56c2025-03-21 · +4dVerified
Maryland State AGbd_597f39e11b1b76062025-03-20 · +5dVerified
Illinois State AGbd_31e308004c755e6d2025-03-01 · +24dVerified

Name: Monro, Inc.
norm: monro

Name: Monro, Inc.
norm: monro
Industry: Professional Servicesllm

Discovered: Nov 1, 2024
Breach occurred: Nov 1, 2024 – Nov 30, 2024
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 21, 2025
Affected individuals: Not disclosed
Data types: Identity (basic)Government IDHealth (basic)
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1114 Email Collection
Threat actor: External

During the incident: Changed passwords
Modified internal e-mail settings and controls
Engaging in increased user training
Changes made: Offering complimentary access to Experian IdentityWorks for 12 months
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 weeks(144 days from discovery to filing)
Compliance flags: VT AG >45 bday
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 11 states

View merged incident ↗

Illinois State AGMar 1 · first

Maryland State AG+19d

Indiana State AG+20d

Delaware State AG+20d

California State AG+20d

New Hampshire State AG+23d

Massachusetts State AG+24d

Maine State AG+24d

Vermont State AG+24d · this page

South Carolina State AG+25d

Rhode Island State AG+26d

Pattern: first filing Mar 1 (IL), last Mar 27 (RI) — a 26-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://ago.vermont.gov/document/2025-03-25-monro-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 25, 2025
Raw hash: 9cd71a5dc9cab32044bb7c80a1a39ab86641d83ca8814f24442eec7a4c4aa9cd

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityMonro, Inc.

Victim entityMonro, Inc.

Incidentdiscovered Nov 1, 2024

Stated responseChanged passwords

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov