CVE-2026-39932: OpenEMR through 8.2.0 contains a remote code execution vulnerability in the document category tree component (

Q: How do I fix CVE-2026-39932?

openemr: upgrade to 8.2.0. Exact commands for each OS are on this page.

Q: Is CVE-2026-39932 being exploited?

CVE-2026-39932 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-2026-39932 affect?

CVE-2026-39932 affects openemr. Severity is critical (CVSS 9.1). OpenEMR through 8.2.0 contains a remote code execution vulnerability in the document category tree component (library/classes/Tree.class.php) that allows authenticated administrators to execute arbitrary operating system commands by injecti

Q: How urgent is CVE-2026-39932?

Priority 57/100. Critical severity; Public exploit reference

This month

CRITICAL 9.1UPGRADE

CVE-2026-39932 is a critical-severity flaw (CVSS 9.1) affecting openemr. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OpenEMR through 8.2.0 contains a remote code execution vulnerability in the document category tree component (library/classes/Tree.class.php) that allows authenticated administrators to execute arbitrary operating system commands by injecting PHP payloads into the categories database table. Attackers can chain arbitrary SQL execution to alter the id column type to VARCHAR and insert a malicious PHP payload, which is then executed via an unsanitiz

Why this priority

Critical severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-95
Published	2026-08-03
Last modified	2026-09-01

Publisher (CNA): VulnCheck · Vendor: open-emr

Last updated 2026-09-01 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-08-03 17:16 UTCPublished CVE record published
2026-09-01 15:36 UTCUpdated Record last modified

open-emr openemr UPGRADE

Affected: < 8.2.0

Fixed in: 8.2.0

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 8.2.0 (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.

Exact fixes by distribution

Fedora ELN · rust-snpguest · FIXED · 0.11.0-1.eln159 · FEDORA-2026-baa01ba6c8 · source

sudo dnf upgrade --advisory=FEDORA-2026-baa01ba6c8

Fedora 46 · rust-sev · FIXED · 8.0.0-1.fc46 · FEDORA-2026-df06b5fb0c · source

sudo dnf upgrade --advisory=FEDORA-2026-df06b5fb0c

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Write-up: jivasecurity.com/writeups/openemr-eval-rce-category-tree-cve-2026-39932

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-2026-39932?

openemr: upgrade to 8.2.0. Exact commands for each OS are on this page.

Is CVE-2026-39932 being exploited?

CVE-2026-39932 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-2026-39932 affect?

CVE-2026-39932 affects openemr. Severity is critical (CVSS 9.1). OpenEMR through 8.2.0 contains a remote code execution vulnerability in the document category tree component (library/classes/Tree.class.php) that allows authenticated administrators to execute arbitrary operating system commands by injecti

How urgent is CVE-2026-39932?

Priority 57/100. Critical severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

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CVE-2026-39931 HIGH 7.2 UPGRADE OpenEMR through 8.2.0 contains an authenticated SQL injection vulnerability in the backup configuration import
CVE-2026-67611 HIGH 8.1 UPGRADE OpenEMR through 8.2.0 contains an authentication bypass vulnerability that allows attackers with valid credent

References

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