How severe is CVE-2026-24849?

CVE-2026-24849 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-2026-24849 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-24849?

CVE-2026-24849 affects Open-emr Openemr. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-24849?

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-2026-24849 have an EU (EUVD) identifier?

Yes. CVE-2026-24849 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-8581.

When was CVE-2026-24849 published?

CVE-2026-24849 was published on 2026-02-25 and last updated on 2026-06-17.

CVE-2026-24849

CVE-2026-24849 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)
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-8581
Weakness: CWE-22
Affected product: Open-emr Openemr
Published: 2026-02-25
Last modified: 2026-06-17

Description

OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 7.0.4, the `disposeDocument()` method in `EtherFaxActions.php` allows authenticated users to read arbitrary files from the server filesystem. Any authenticated user (regardless of privilege level) can exploit this vulnerability to read sensitive files. Version 7.0.4 patches the issue.

Frequently asked questions

What is CVE-2026-24849?: OpenEMR is a free and open source electronic health records and medical practice management application. Prior to version 7.0.4, the `disposeDocument()` method in `EtherFaxActions.php` allows authenticated users to read arbitrary files from the server filesystem. Any authenticated user (regardless of privilege level) can exploit this vulnerability to read sensitive files. Version 7.0.4 patches the issue.
How severe is CVE-2026-24849?: CVE-2026-24849 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-2026-24849 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-24849?: CVE-2026-24849 affects Open-emr Openemr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-24849?: 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-2026-24849 have an EU (EUVD) identifier?: Yes. CVE-2026-24849 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-8581.
When was CVE-2026-24849 published?: CVE-2026-24849 was published on 2026-02-25 and last updated on 2026-06-17.

References

Affected products (1)

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

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