What is CVE-2017-20210?

CVE-2017-20210 is a critical-severity vulnerability in QNAP Photo Station, classified under Information Disclosure. CVSS score: 9.8/10. Published 2025-11-11.

How severe is CVE-2017-20210?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Information disclosure in QNAP Photo Station

CVE-2017-20210

Photo Station 5.4.1 & 5.2.7 include the security fix for the vulnerability related to the XMR mining programs identified by internal research.

Vulnerability class: Information Disclosure

Published 2025-11-11 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (25.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

QNAP Photo Station — versions 5.2.7, 5.4.1
QNAP Systems Inc. Photo Station — versions 5.2.x, 5.4.x

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

www.qnap.com/en-in/security-advisory/nas-201705-04 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-20210?: CVE-2017-20210 is a critical-severity vulnerability in QNAP Photo Station, classified under Information Disclosure. CVSS score: 9.8/10. Published 2025-11-11.
How severe is CVE-2017-20210?: Critical severity. CVSS v3 base score is 9.8 out of 10.