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CVE-2026-126431

MEDIUMCVSS 6.8/10EPSS 0.36%

Last modified

CVE-2026-126431 is a medium-severity vulnerability rated 6.8/10 on the CVSS scale. OpenEMR before 8.5.0 contains a second-order sql injection vulnerability that allows authenticated Carecoordination users to store malicious C-CDA field identifiers through the savedata action. Attackers can inject SQL into the IN clause built by fetchFormValues() during C-CDA generation to extract password hashes, portal reset values, and patient records.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

OpenEMR before 8.5.0 contains a second-order sql injection vulnerability that allows authenticated Carecoordination users to store malicious C-CDA field identifiers through the savedata action. Attackers can inject SQL into the IN clause built by fetchFormValues() during C-CDA generation to extract password hashes, portal reset values, and patient records.

Metrics

CVSS 3.1
6.8/10

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

CVSS 4.0
7.6/10

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability
0.36%

30.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Source: CNA advisory (CVE.org). NVD analysis pending.

VendorProductVersions
openemropenemr< 8.5.0

References

Timeline

Published
Last Modified
Status
Awaiting Analysis

Frequently Asked Questions

What is CVE-2026-126431?
OpenEMR before 8.5.0 contains a second-order sql injection vulnerability that allows authenticated Carecoordination users to store malicious C-CDA field identifiers through the savedata action. Attackers can inject SQL into the IN clause built by fetchFormValues() during C-CDA generation to extract password hashes, portal reset values, and patient records.
How severe is CVE-2026-126431?
CVE-2026-126431 has a CVSS score of 6.8/10 (MEDIUM severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2026-126431?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST