HackingProfessional ServicesHealthcareProfessional ServicesCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

The University of Texas MD Anderson Cancer Center

bd_5793a2b3e4f1e2de · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 14, 2024

Filed

Mar 12, 2025

To disclose

13 weeks

Affected

1state residents only

Confidence

64%

Full breach record for The University of Texas MD Anderson Cancer Center →5 incidents on file

The Seltzer Firm notified the Maryland AG of a data event involving one Maryland resident affiliated with The University of Texas MD Anderson Cancer Center. Unauthorized access occurred Dec 10-14, 2024. Impacted data included names, SSNs, driver's licenses, DOBs, and passport numbers. The firm engaged forensic specialists, notified law enforcement, and offered 12 months of credit monitoring.

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Maryland clock⏱ MD AG >30d13 weeks discovery → filing

Incident timeline

undetected · 4 days

discovery → filing · 13 weeks / 88 days

Dec 10, 2024

Begins

Dec 14, 2024

Discovered

Mar 12, 2025

Filed

vs. sector median

5 wks faster

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: The Seltzer Firm
norm: the seltzer firm

Name: The University of Texas MD Anderson Cancer Center
norm: the university of texas md anderson cancer center
Domain: mdanderson.org
Industry: Professional ServicesllmHealthcarellm

Discovered: Dec 14, 2024
Breach occurred: Dec 10, 2024 – Dec 14, 2024
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 12, 2025
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External
Regulator citations: Notified Maryland Office of the Attorney General

During the incident: Engaged third-party specialists to investigate
Conducted a comprehensive investigation
Notified federal law enforcement
Provided written notification to potentially impacted individuals
Offered access to 12 months of credit monitoring and identity protection services through Cyberscout
Changes made: Enhanced existing cybersecurity infrastructure
Implemented additional policies and procedures to minimize reoccurrence
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 13 weeks(88 days from discovery to filing)
Compliance flags: MD AG >30d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

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.maryland.gov/resources-info/SBN%20Documents/2025/ITU-376545.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 12, 2025
Raw hash: 90b0e3c4ed3acaf67e1dea585d06b7d68eac2fe17b2176f6c5ba24cb14894adb

Reporting entityThe Seltzer Firm

Victim entityThe University of Texas MD Anderson Cancer Center

Incidentdiscovered Dec 14, 2024

Stated responseEngaged third-party specialists to investigate

ComplianceMD AG >30d

Extraction provenanceno artifact recorded

Source provenanceoag.maryland.gov