How severe is CVE-2026-24848?

CVE-2026-24848 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-24848 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-24848?

CVE-2026-24848 affects Open-emr Openemr. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-24848?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-24848 have an EU (EUVD) identifier?

Yes. CVE-2026-24848 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9327.

When was CVE-2026-24848 published?

CVE-2026-24848 was published on 2026-03-03 and last updated on 2026-06-17.

CVE-2026-24848

CVE-2026-24848 is a critical-severity vulnerability in Open-emr Openemr with a CVSS 3.x base score of 9.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 9.9)
CVSS v4: 8.7
EPSS exploit prediction: 7% (93rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-9327
Weakness: CWE-22
Affected product: Open-emr Openemr
Published: 2026-03-03
Last modified: 2026-06-17

Description

OpenEMR is a free and open source electronic health records and medical practice management application. In 7.0.4 and earlier, the disposeDocument() method in EtherFaxActions.php allows authenticated users to write arbitrary content to arbitrary locations on the server filesystem. This vulnerability can be exploited to achieve Remote Code Execution (RCE) by uploading malicious PHP web shells.

Frequently asked questions

What is CVE-2026-24848?: OpenEMR is a free and open source electronic health records and medical practice management application. In 7.0.4 and earlier, the disposeDocument() method in EtherFaxActions.php allows authenticated users to write arbitrary content to arbitrary locations on the server filesystem. This vulnerability can be exploited to achieve Remote Code Execution (RCE) by uploading malicious PHP web shells.
How severe is CVE-2026-24848?: CVE-2026-24848 has a CVSS 3.x base score of 9.9, rated critical severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-24848 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 7% (93rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-24848?: CVE-2026-24848 affects Open-emr Openemr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-24848?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-24848 have an EU (EUVD) identifier?: Yes. CVE-2026-24848 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-9327.
When was CVE-2026-24848 published?: CVE-2026-24848 was published on 2026-03-03 and last updated on 2026-06-17.

References

https://github.com/openemr/openemr/security/advisories/GHSA-5vp5-4rm6-h4c9

Affected products (1)

cpe:2.3:a:open-emr:openemr:*:*:*:*:*:*:*:*

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