CVE-2019-3964 — In OpenEMR 5

In OpenEMR 5.0.1 and earlier, controller.php contains a reflected XSS vulnerability in the doc_id parameter. This could allow an attacker to execute arbitrary code in the context of a user's session.

01What is this vulnerability?

In OpenEMR 5.0.1 and earlier, controller.php contains a reflected XSS vulnerability in the doc_id parameter. This could allow an attacker to execute arbitrary code in the context of a user's session.

02Affected products

Vendor	Product	Versions
n	a / OpenEMR	5.0.1 and earlier

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-08-20T17:55:54.000Z
• Last modified: 2024-08-04T19:26:27.601Z

09References

• www.tenable.com — https://www.tenable.com/security/research/tra-2019-40