HackingStolen CredentialsData ExfiltratedCustomer Data InvolvedSupply Chain (3P Vendor)IDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNTHighContained
Orrstown Bank
bd_c06d97bcd6201e96 · schema v1 · pii pii-v1
Full breach record for Orrstown Bank →Orrstown Bank reported a third-party data breach involving its advisory services provider, Mercadien, P.C. The incident, occurring on September 17, 2025, and discovered on May 21, 2026, affected approximately 83,938 individuals, including 16 Maine residents. Compromised data included names, dates of birth, SSNs, account numbers, and government IDs. Orrstown Bank notified affected individuals on June 11, 2026, and provided 24 months of credit monitoring via Experian.
Maine clockDiscovered May 21, 2026 → Filed with AG Jun 11, 202621d ✓ ME AG ≤30d21 days discovery → filing
⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed83,938 affectedView incident
Source provenance
- Source URL
- https://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/3f68117b-74d8-49c4-9cb2-79ab937dfefb.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
- Filed at
- Jun 11, 2026
- Raw hash
- 52750a117ac644f803fbfe3fc7b47cf7a1b958b6c94c10e0cf0454163faaec5c
Reporting entity
- Name
- Orrstown Banknorm: orrstown bank
- Domain
- orrstown.com
- Industry
- Financial Services
Victim entity
- Name
- Orrstown Banknorm: orrstown bank
- Domain
- orrstown.com
- Industry
- Financial Services
Incident
- Discovered
- May 21, 2026
- Materiality determined
- —
- Notification sent
- Jun 11, 2026
- Affected individuals
- 83,938
- Data types
- IDENTITY_BASICIDENTITY_GOVERNMENTFINANCIAL_ACCOUNT
- Attack vector
- Unauthorized Access
- MITRE ATT&CK
- T1190 Exploit Public-Facing Application
- Threat actor
- External
- Regulator citations
- Filed data breach notice with Maine Attorney General
- Third party
- via Mercadien, P.C.Service Provider
- Initial access
- exploit_public_facing
Compliance
- Time to disclose
- 21 days(21 days from discovery to filing)
- Compliance flags
- ME AG ≤30d · 21d
- Discovery-date grounding
- AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
- Clock breakdown
Statute Window Elapsed Threshold Status Maine Discovered: May 21, 2026→ Filed with AG: Jun 11, 202621d 30 days ME AG ≤30d
Extraction provenance
- Status
- No extraction artifact recorded for this disclosure.