Vulnerability record
CVE-2026-126482
The short answer
CVE-2026-126482 affects openemr openemr and is rated high (CVSS 8.7). It is not in CISA's Known Exploited Vulnerabilities catalog.
What it is
OpenEMR before 8.5.0 contains an SQL injection vulnerability in SLEOB::slInvoiceNumber() in src/Billing/SLEOB.php, which concatenates the CLP01 claim identifier from uploaded X12 835 ERA files into a query without escaping or parameter binding. Authenticated users with billing permissions, or a malicious payer whose ERA file a clerk uploads, can execute arbitrary SQL to read any table, including users_secure password hashes, and modify data.
Weakness: CWE-89.
Severity
8.7 high
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/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
Exploited (CISA KEV)
Not listed
CISA lists confirmed exploitation only
EPSS, next 30 days
No score
FIRST scores CVEs within a day of publication
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- Low
- User interaction
- None
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
Affected products
openemr. NVD's record lists the exact affected versions.
References
Questions
Is CVE-2026-126482 being exploited?
It is not in CISA's Known Exploited Vulnerabilities catalog as of 2026-11-13.
How do I fix CVE-2026-126482?
Follow the vendor advisory in the references below. NVD lists the affected versions under its configurations.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Awaiting Analysis. The description is NVD's text, quoted as published.
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