zurich-zdash-2026 · Disclosed 2026-08-27

チューリッヒ保険: unauthorized access and impact

A Z-Dash vulnerability was discovered; historical logs showed unauthorized access on April 1 and 6. Up to 1,668 customers may be affected; dashcam videos were excluded.

Cause unresolved / undisclosed

Outcome: Confirmed breach

Entry path and evidence

Reported fact
A Z-Dash vulnerability was discovered; historical logs showed unauthorized access on April 1 and 6.
[s1]概要 / 対象となるお客さま / 当社のこれまでの対応
Reported fact
Up to 1,668 customers may be affected; dashcam videos were excluded.
[s1]概要 / 対象となるお客さま / 当社のこれまでの対応

Timeline

2026-04-01
Event date reported by the source. [s1]
2026-08-27
Disclosure date established by the reviewed notice. [s1]

Reported response

Reported fact
The system was suspended while the cause and scope are investigated.
[s1]概要 / 対象となるお客さま / 当社のこれまでの対応

Evidence relevant to prevention

Insufficient evidence

Undisclosed entry or patch timing prevents an avoidability assessment. Inspect privileges, retrieval logs, retention and deployed configuration using the linked rules.

Editorial assessment; not a determination of liability. [s1]

Unknowns and AI involvement

AI involvementUnknown

The reviewed disclosures do not establish attacker use of AI.

The vulnerability product, CVE and prior patch availability are undisclosed.

Sources

[s1] チューリッヒ保険 · Primary source
チューリッヒ保険：事故に関する公表資料 ↗
Reviewed 2026-10-09