Medium 6.5HealthcarePublished Sep 1, 2021

CVE-2021-40352OpenEMR 6.0.0 has a pnotes_print.php?noteid= Insecure Direct Object Reference vulnerability via which an attacker can read the messages of all users.

Updated under an hour ago (2026-10-19 06:50 UTC)

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It affects open-emr openemr. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 9.71%, higher than 95% of scored CVEs.

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Exploited in the last 30 days

OpenEMR 6.0.0 has a pnotes_print.php?noteid= Insecure Direct Object Reference vulnerability via which an attacker can read the messages of all users.

CVSS: 6.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness (CWE): Not given
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 9.71% (percentile 95)
Assigned by: mitre
NVD analysis: Modified
Record last updated: Aug 4, 2024
First seen by InfoSec Signals: Oct 12, 2026

Affected products

Affected products

open-emr openemr open-emr:openemr	6.0.0	NVD

References

https://www.open-emr.org/wiki/index.php/Securing_OpenEMRx-refsource-misc, product, vendor-advisory
https://github.com/allenenosh/CVE-2021-40352x-refsource-misc, exploit, third-party-advisory
http://packetstormsecurity.com/files/164011/OpenEMR-6.0.0-Insecure-Direct-Object-Reference.htmlx-refsource-misc, exploit, third-party-advisory, vdb-entry

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.