What is CVE-2017-1000240?

CVE-2017-1000240 is a medium-severity vulnerability in Open-Emr Openemr, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-11-17.

How severe is CVE-2017-1000240?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Open-Emr Openemr

CVE-2017-1000240

The application OpenEMR is affected by multiple reflected & stored Cross-Site Scripting (XSS) vulnerabilities affecting version 5.0.0 and prior versions. These vulnerabilities could allow remote authenticated attackers to inject arbitrary web script or HTML.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2017-11-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (54.0th percentile), scored 2026-10-24.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 54th percentile — 54.0% 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

Open-Emr Openemr

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.wizlynxgroup.com/security-research-advisories/vuln/WLX-2017-001 (Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2017-1000240?: CVE-2017-1000240 is a medium-severity vulnerability in Open-Emr Openemr, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2017-11-17.
How severe is CVE-2017-1000240?: Medium severity. CVSS v3 base score is 5.4 out of 10.