HackingTechnologyProfessional ServicesInformationVulnerability ExploitZero-DayData ExfiltratedSupply Chain (3P Vendor)TargetedIdentity (basic)Government IDFinancial accountMediumContained

PAREXEL INTERNATIONAL, INC.

bd_a687dffb1206e0f0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 4, 2025

Filed

Dec 17, 2025

To disclose

11 weeks

Affected

158state residents only

Linked

10 filings

Confidence

66%

Full breach record for PAREXEL INTERNATIONAL, INC. →

Parexel International, LLC reported a data breach affecting 158 Maine residents. The incident involved a zero-day exploit against Oracle's cloud infrastructure (OCI E-Business Suite) hosted by a third-party vendor. Unauthorized access occurred between August 9 and October 5, 2025, and was discovered on October 4, 2025. Affected data included names, DOBs, financial account numbers, payment card numbers, and SSNs. Parexel disconnected the environment, applied the patch, and offered 24 months of identity protection services.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Oct 4, 2025 → Filed with AG Dec 17, 202574d ⏱ ME AG >30d11 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 56 days

discovery → filing · 11 weeks / 74 days

Aug 9, 2025

Begins

Oct 4, 2025

Discovered

Dec 17, 2025

Filed

vs. sector median

8 wks faster

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

Part of ORACLE CORPORATION supply-chain incident (2025) — a supply-chain cascade affecting multiple organizations.View cascade →

Linked disclosures

Why this link?

Regulatory filings (9) · sorted by filing gap

Texas State AGbd_0288fc926d272d312025-12-17Candidate
Massachusetts State AGbd_56f59d1075c371fc2025-12-17Verified
New Hampshire State AGbd_5cf5bdff6a9f9cde2025-12-17Verified
Montana State AGbd_5fa13ba676bcd1232025-12-17Verified

Show 5 more filings ↓up to 16d gap

California State AGbd_7678d521c76b2a6b2025-12-17Verified
Nebraska State AGbd_7934ff5031310fd32025-12-17Verified
Vermont State AGbd_937062a523a21f332025-12-17Verified
Indiana State AGbd_a9becd46a78217912025-12-17Verified
Illinois State AGbd_101fe08b342583c62025-12-01 · +16dVerified

Name: PAREXEL INTERNATIONAL, INC.
norm: parexel international

Name: PAREXEL INTERNATIONAL, INC.
norm: parexel international
Industry: TechnologyllmProfessional Servicesllm

Discovered: Oct 4, 2025
Breach occurred: Aug 9, 2025 – Oct 5, 2025
Undetected for: 56 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 17, 2025
Affected individuals: 158state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Date of birth
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: ExternalFinancial
Regulator citations: Filed notification with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Immediately disconnected Oracle EBS from our network
Applied the patch addressing the zero-day vulnerability as soon as it was made available by Oracle
Engaged third-party cybersecurity experts to investigate
Conducted an in-depth review of the files to understand what information may have been involved
Sent written notification to affected individuals
Offered 24 months of complimentary identity monitoring and theft resolution services through IDX
Changes made: Applied the patch addressing the zero-day vulnerability
Following guidance of Oracle and cybersecurity partners to ensure ongoing security of the Oracle environment
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(74 days from discovery to filing)
Compliance flags: ME AG >30d · 74d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Oct 4, 2025
→ Filed with AG: Dec 17, 2025
74d 30 days (soft) ME AG >30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Oct 4, 2025 → Filed with AG: Dec 17, 2025	74d	30 days (soft)	ME AG >30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 10 filings · 10 states

View merged incident ↗

Illinois State AGDec 1 · first

Texas State AG+16d

Massachusetts State AG+16d

New Hampshire State AG+16d

Montana State AG+16d

California State AG+16d

Nebraska State AG+16d

Vermont State AG+16d

Indiana State AG+16d

Maine State AG+16d · this page

Pattern: first filing Dec 1 (IL), last Dec 17 (ME) — a 16-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/93eaad97-1cd2-4f3e-9e42-513cfdad3d2d.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 17, 2025
Raw hash: b01c635c3886f54357072ac30afa81024ea1ba0de75fc95ad8b6937206541992

Linked disclosures

Regulatory filings (9) · sorted by filing gap

Reporting entityPAREXEL INTERNATIONAL, INC.

Victim entityPAREXEL INTERNATIONAL, INC.

Incidentdiscovered Oct 4, 2025

Stated responseImmediately disconnected Oracle EBS from our network

ComplianceME AG >30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov