HackingTechnologyHealthcareInformationVulnerability ExploitZero-DaySupply Chain (3P Vendor)Customer Data InvolvedIdentity (basic)OtherLowContained

Photon Health, Inc.

bd_f6ef69e27d6a625a · schema v1 · pii pii-v2

Severity

Low

Discovered

Aug 21, 2026

Filed

Oct 28, 2026

To disclose

10 weeks

Affected

Not disclosed

Linked

2 filings

Confidence

68%

Full breach record for Photon Health, Inc. →2 incidents on file

Photon Health, a technology company providing software to healthcare providers, disclosed that an unauthorized third party exploited a zero-day vulnerability in Metabase, a third-party business intelligence application, between August 9 and August 10, 2026. The company discovered the incident on August 21, 2026. Affected data included phone numbers and text messages sent by patients. Social Security numbers and financial information were not impacted. Photon Health engaged cybersecurity experts, secured the application, and is offering 12 months of credit monitoring and fraud assistance to affected individuals.

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California clockDiscovered Aug 21, 2026 → Notified Oct 8, 202648d ✗ CA 30-day late10 weeks discovery → filing

Incident timeline

undetected · 12 days

discovery → filing · 10 weeks / 68 days

Aug 9, 2026

Begins

Aug 21, 2026

Discovered

Oct 28, 2026

Filed

vs. sector median

1 wks faster

This filing is one of 2 filings about the same incident.View merged incident

A leak claim by direwolf about this victim was first seen 70 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Texas State AGbd_09067a3787badb062026-10-23 · +5dCandidate

Name: Photon Health, Inc.
norm: photon health
Domain: photonhealth.com

Name: Photon Health, Inc.
norm: photon health
Domain: photonhealth.com
Industry: TechnologyllmHealthcarellm

Discovered: Aug 21, 2026
Breach occurred: Aug 9, 2026 – Aug 10, 2026
Undetected for: 12 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 8, 2026
Affected individuals: Not disclosed
Data types: Identity (basic)Other
Attack vector: Unknown
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1195 Supply Chain Compromise
Threat actor: External
Third party: via Metabase
Initial access: exploit_public_facing

During the incident: Took immediate measures to secure the application
Engaged a team of cybersecurity experts to assess, contain, and remediate the incident
Conducted a thorough investigation with the assistance of cybersecurity specialists
Confirmed the security of the impacted environment
Providing access to Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services at no charge for twelve (12) months
Providing proactive fraud assistance
Changes made: Continually reviewing and revising technical safeguards
Making enhancements to reduce the likelihood of a similar event in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 weeks(68 days from discovery to filing)
Compliance flags: CA 30-day late · 48dCA AG copy >15d · 20dLeak >30d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Aug 21, 2026
→ Notified: Oct 8, 2026
48d 30 calendar days CA 30-day late
California
Consumers notified: Oct 8, 2026
→ AG copy submitted: Oct 28, 2026
20d 15 calendar days CA AG copy >15d

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Aug 21, 2026 → Notified: Oct 8, 2026	48d	30 calendar days	CA 30-day late
California	Consumers notified: Oct 8, 2026 → AG copy submitted: Oct 28, 2026	20d	15 calendar days	CA AG copy >15d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Texas State AGOct 23 · first

California State AG+5d · this page

Pattern: first filing Oct 23 (TX), last Oct 28 (CA) — a 5-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://oag.ca.gov/ecrime/databreach/reports/sb24-632026
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 28, 2026
Raw hash: 6fc2ebd4870d70c54d35fa0f1aadb5d401f1f48adea2bdcd10ccf9823d183112

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityPhoton Health, Inc.

Victim entityPhoton Health, Inc.

Incidentdiscovered Aug 21, 2026

Stated responseTook immediate measures to secure the application

ComplianceCA 30-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov