People search Parexel International data breach timeline because the brand sits on billions of accounts, credentials, and cloud workloads. BreachHistory indexes 1 Parexel International-linked incident, with headline counts up to 6K+ in catalog rows. This page maps every attested event through 2026 with internal links to canonical records.
Why Parexel International breach history matters
Parexel International operates in Technology (India). Across indexed rows, recurring themes include mixed intrusion and disclosure events. Understanding the chronological pattern helps security teams, customers, and regulators separate confirmed disclosures from forum marketing.
Full timeline through 2026
2025 — unauthorized access to Oracle-hosted E-Business Suite; employee HR fallout
Cataloged incident. Clinical research organization Parexel disclosed suspicious activity tied to an Oracle Cloud Infrastructure–hosted Oracle E-Business Suite environment, with consumer-facing summaries and Maine Attorney General mirrors referencing an August–October 2025 access window before December 2025 notification mailings for more than six thousand current and former staff. Comparitech and HIPAA-adjacent blogging stressed payroll and identity-class fields while corporate letters differentiated clinical trial participants as outs Exposed categories include Names, SSNs, financial account indicators, dates of birth, and payment-card numbers without CVV per consumer-notification summaries. BreachHistory cites approximately 6K+ affected records in this row. See the parexel-international-oracle-ebs2025 and canonical BreachHistory entry.
Patterns and analysis
- Mixed intrusion and disclosure events — appears across multiple Parexel International catalog entries; prioritize controls that address this class of failure.
- Record-count hygiene — BreachHistory indexes actor-cited figures separately from company-confirmed totals; read each row's technicalWriteup before treating counts as fact.
- 2026 monitoring — New disclosures roll into this timeline as they are verified or labeled unverified per catalog policy.
What to do if you may be affected
- Step 1: Enable phishing-resistant MFA on every account tied to this brand.
- Step 2: Use unique passwords and a password manager—breach rows often involve credential reuse.
- Step 3: Monitor official company breach notices and regulator filings, not dark-web downloads.
- Step 4: Review OAuth app permissions and revoke unused third-party integrations.
- Step 5: Bookmark the Parexel International company page for new 2026+ disclosures.
Canonical BreachHistory hub
Explore every indexed row: breachhistory.com/parexel-international · Latest: parexel-international-oracle-ebs2025.
Sources: BreachHistory catalog (1 row for Parexel International), company and regulator disclosures cited in individual breach records.