What is CVE-2019-20003?

CVE-2019-20003 is a medium-severity vulnerability in Dicube Easescreen Crystal, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-17.

How severe is CVE-2019-20003?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Dicube Easescreen Crystal

CVE-2019-20003

Feldtech easescreen Crystal 9.0 Web-Services 9.0.1.16265 allows Stored XSS via the Debug-Log and Display-Log components. This could be exploited when an attacker sends an crafted string for FTP authentication.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-01-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (52.8th percentile), scored 2026-10-25.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Dicube Easescreen Crystal — versions 9.0.1.16265

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

easescreen.com/en/ (Vendor Advisory)
github.com/0xedh/someshit/blob/master/CVE-2019-20003.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-20003?: CVE-2019-20003 is a medium-severity vulnerability in Dicube Easescreen Crystal, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-17.
How severe is CVE-2019-20003?: Medium severity. CVSS v3 base score is 6.1 out of 10.