What is CVE-2026-40062?

CVE-2026-40062 is a high-severity vulnerability in Zio Ziostation2, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-04-23.

How severe is CVE-2026-40062?

High severity. CVSS v3 base score is 7.5 out of 10.

Path Traversal in Zio Ziostation2

CVE-2026-40062

A path Traversal vulnerability exists in Ziostation2 v2.9.8.7 and earlier. A remote unauthenticated attacker may get sensitive information on the operating system.

Vulnerability class: Path Traversal (Directory Traversal)

Published 2026-04-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.9th percentile), scored 2026-10-08.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 52nd percentile — 51.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.007 · change: +0.001

Affected products

Zio Ziostation2
Ziosoft, Inc. Ziostation2 — versions v2.9.8.7 and earlier

Weakness classification (CWE)

CWE-22 — Path Traversal

References

jvn.jp/en/jp/JVN00575116/ (Third Party Advisory)

Frequently asked questions

What is CVE-2026-40062?: CVE-2026-40062 is a high-severity vulnerability in Zio Ziostation2, classified under Path Traversal. CVSS score: 7.5/10. Published 2026-04-23.
How severe is CVE-2026-40062?: High severity. CVSS v3 base score is 7.5 out of 10.