CVE-2026-46518: OpenEMR is a free and open source electronic health records and medical practice management application

Q: How do I fix CVE-2026-46518?

openemr: upgrade to 8.0.0.1. Exact commands for each OS are on this page.

Q: Is CVE-2026-46518 being exploited?

CVE-2026-46518 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-46518 affect?

CVE-2026-46518 affects openemr. Severity is high (CVSS 7.7). OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0.1, a stored cross-site scripting vulnerability in the prescription CSS/HTML multi-print feature allows a patient

Q: How urgent is CVE-2026-46518?

Priority 35/100. High severity; Public exploit reference

Routine

HIGH 7.7UPGRADE

CVE-2026-46518 is a high-severity flaw (CVSS 7.7) affecting openemr. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0.1, a stored cross-site scripting vulnerability in the prescription CSS/HTML multi-print feature allows a patient portal user to execute arbitrary JavaScript in a clinician's browser session. Patient demographic fields (name, address) are rendered without output encoding in multiprintcss_header(), and portal patients can

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.7 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 89%)
CISA exploited list	No
Weakness	CWE-79, CWE-862
Published	2026-06-10
Last modified	2026-07-23

Publisher (CNA): GitHub, Inc. · Vendor: open-emr

Last updated 2026-07-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-10 00:16 UTCPublished CVE record published
2026-07-23 09:10 UTCUpdated Record last modified

open-emr openemr UPGRADE

Affected: < 8.0.0.1

Fixed in: 8.0.0.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy openemr || rpm -q openemr || openemr --version

2. UPGRADE to 8.0.0.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade openemr

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade openemr

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-46518?

openemr: upgrade to 8.0.0.1. Exact commands for each OS are on this page.

Is CVE-2026-46518 being exploited?

CVE-2026-46518 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-46518 affect?

CVE-2026-46518 affects openemr. Severity is high (CVSS 7.7). OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 8.0.0.1, a stored cross-site scripting vulnerability in the prescription CSS/HTML multi-print feature allows a patient

How urgent is CVE-2026-46518?

Priority 35/100. High severity; Public exploit reference

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References

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