OpenEMR before 8.3.0 Missing Authorization and IDOR via sl_eob_invoice.php
CVSS score
8.6
EPSS probability
—
Risk score
0.9
Published
1 d ago
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Impact on My Inventory
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Vulnerability description
DayBreach AI Explanation
Verified against sourcesSources read
2
Source agreement
0/2
Evidence confidence
%44
Short explanation
A missing authorization and IDOR vulnerability discovered in OpenEMR allows authenticated users to read and modify billing data for any encounter.
This vulnerability allows unauthorized users to access patient data and perform critical financial operations such as posting payments or deletions on accounts, compromising data integrity and confidentiality.
What should be done?
- Update OpenEMR to version 8.3.0 or later
- Follow vendor security advisories if an immediate update is not possible
- Restrict access to the vulnerable file
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Chain of evidence and sources
OpenEMR 8.3.0 öncesi sürümlerde interface/billing/sl_eob_invoice.php dosyasında eksik yetkilendirme ve IDOR zafiyeti bulunmaktadır.
Saldırganlar id parametresini yineleyerek hasta adlarını ve fatura notlarını okuyabilir.
Zafiyet için kaynaklar arasında CVSS taban puanı konusunda farklılıklar bulunmaktadır.
Show the technical text from the sources
OpenEMR before 8.3.0 contains a missing authorization vulnerability in interface/billing/sl_eob_invoice.php that allows any authenticated user to read and modify billing data for any encounter. Attackers can iterate the id parameter to read patient names and billing notes, and post payments, adjustments, deletions, or billing notes against any patient's account.
CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
CWE: CWE-639
This explanation was compiled automatically from the source records. Scores, active exploitation, patch and exploit status come straight from the sources.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2026-124471 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | openemr | openemr | View |
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 8.6 | CVSS V40 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/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 | NVD |
| 8.6 | CVSS V4_0 | HIGH | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N | CVE CNA |
| 8.1 | CVSS V31 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | NVD |
| 8.1 | CVSS V3_1 | HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N | CVE CNA |
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-124471 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-124471 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
Similar Vulnerabilities
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