CVE-2026-32121 OpenEMR: Stored DOM XSS via `.html()` in Portal Signer Modal
Attackers can inject malicious scripts via patient names in the portal signer modal, potentially stealing data or executing code.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-32121?
CVE-2026-32121 is a high-severity cross-site scripting vulnerability in Open-Emr Openemr, published on 11 Mar 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.0.0.1, Stored XSS in prescription CSS/HTML print view via patient demographics. That finding involves server-side rendering of patient names via raw PHP echo. This finding involves client-side DOM-based rendering via jQuery .html() in a completely different component (portal/sign/assets/signer_api.js). The two share the same root cause (unsanitized patient names in patient_data), but they have different sinks, different affected components, different trigger actions, and require independent fixes. This vulnerability is fixed in 8.0.0.1.
Weakness: CWE-79
Which versions are affected by CVE-2026-32121?
It affects 1 product.
Products include Open-Emr Openemr.
How do I fix CVE-2026-32121?
No fix has been published for CVE-2026-32121 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-32121 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-32121 exists.
Other vulnerabilities in Open-Emr Openemr
- CVE-2026-24898 OpenEMR has an Unauthenticated MedEx Token Disclosure
- CVE-2026-24849 OpenEMR Arbitrary File Read Vulnerability
- CVE-2026-24908 OpenEMR has SQL Injection in Patient API Sort Parameter
- CVE-2022-2734 Improper Restriction of Rendered UI Layers or Frames in openemr/openemr
- CVE-2024-22611 SQL injection in n/a
Sources
Also known as GHSA-68fr-xm3v-p4vw.