UnknownProfessional ServicesMedium

Wisner Baum LLP

bd_10178ff4c457f8c3 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 15, 2025

Filed

Jan 23, 2026

To disclose

6 weeks

Affected

28,823

Linked

11 filings

Confidence

95%

Full breach record for Wisner Baum LLP →

Wisner Baum LLP reported a data breach to the Oregon Attorney General. The breach was reported on 2026-01-23. The breach occurred during 10/8/2025 - 10/9/2025. The breach was discovered on 12/15/2025. 28,823 individuals were affected. Notice was sent on 1/23/2026.

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Oregon clock✓ OR AG ≤45d6 weeks 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.

Incident timeline

undetected · 68 days

discovery → filing · 6 weeks / 39 days

Oct 8, 2025

Begins

Dec 15, 2025

Discovered

Jan 23, 2026

Filed

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

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Washington State AGbd_37073d78a5d8020d2026-01-23Verified
Massachusetts State AGbd_414e8f031fe308ff2026-01-23Verified
California State AGbd_4f695f7cf771e9832026-01-23Verified
Indiana State AGbd_60ec407520bd24882026-01-23Verified

Show 6 more filings ↓up to 22d gap

Vermont State AGbd_65e3679b02b128fe2026-01-23Verified
Indiana State AGbd_cbc68f1752ed6e5d2026-01-23Verified
Nebraska State AGbd_ccdcb9570f81d5f92026-01-23Verified
Maine State AGbd_d08c7349ab190a952026-01-23Verified
Texas State AGbd_7e40321d8677cf662026-01-27 · +4dVerified
Illinois State AGbd_3f3b760f00242c122026-01-01 · +22dVerified

Name: Wisner Baum LLP
norm: wisner baum

Name: Wisner Baum LLP
norm: wisner baum

Discovered: Dec 15, 2025
Breach occurred: Oct 8, 2025 – Oct 9, 2025
Undetected for: 68 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jan 23, 2026
Affected individuals: 28,823nationwide
Data types: —
Attack vector: Unknown

Time to disclose: 6 weeks(39 days from discovery to filing)
Compliance flags: OR AG ≤45d
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.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 10 states

View merged incident ↗

Illinois State AGJan 1 · first

Washington State AG+22d

Massachusetts State AG+22d

California State AG+22d

Indiana State AG+22d

Vermont State AG+22d

Indiana State AG+22d

Nebraska State AG+22d

Maine State AG+22d

Oregon State AG+22d · this page

Texas State AG+26d

Pattern: first filing Jan 1 (IL), last Jan 27 (TX) — 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://justice.oregon.gov/consumer/DataBreach/
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 23, 2026
Raw hash: 91ab0caebd31c15d626ee3c6eaf1d7dbb7b243273b6401f837c7ead64436366e

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityWisner Baum LLP

Victim entityWisner Baum LLP

Incidentdiscovered Dec 15, 2025

ComplianceOR AG ≤45d

Extraction provenanceno artifact recorded

Source provenancejustice.oregon.gov