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CVE-2026-126416

OpenEMR before 8.5.0 Improper Authorization via patient_tracker_status.php

OpenEMR before 8.5.0 contains an improper authorization vulnerability in patient_tracker_status.php that allows low-privilege authenticated users to modify other patients' tracker entries by supplying arbitrary tracker_id values. Attackers can post statustype and roomnum parameters with a valid CSRF token to alter patient-flow status, room assignments, and linked calendar appointment state.

CVSS 4.0 · 7.1 High EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126417

OpenEMR before 8.5.0 Information Disclosure via get_claim_file.php

OpenEMR before 8.5.0 contains an access control flaw in get_claim_file.php: with location=tmp, it serves any file in the shared temporary directory without verifying the file is a claim for the caller. Users with acct/eob or acct/bill write access can request key=ccda.xml to download the most recently validated patient's complete C-CDA clinical document.

CVSS 4.0 · 6 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126418

OpenEMR before 8.5.0 Stored XSS via Billing Code in sl_eob_invoice.php

OpenEMR before 8.5.0 contains a stored cross-site scripting vulnerability in interface/billing/sl_eob_invoice.php, which escapes billing codes for HTML attributes but not for JavaScript strings in an inline onkeyup handler. Clinicians with encounter coding access can save crafted billing codes through diagnosis.php that execute script when a Back Office user enters a payment, exposing patient and financial data or performing actions as that user.

CVSS 4.0 · 6.9 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126419

OpenEMR before 8.5.0 Missing Authorization in E-Sign Form Submission

OpenEMR before 8.5.0 contains a missing authorization vulnerability in the esign_form_submit handler of library/ESign/Form/Controller.php that verifies only the caller's password, not access to the patient, encounter, or form type. Authenticated core users can supply arbitrary formId, formDir, and encounterId values to sign and lock any patient's clinical form, creating unauthorized approval records and blocking normal editing.

CVSS 4.0 · 5.3 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126420

OpenEMR before 8.5.0 Missing Authorization in FaxSMS utility.php Patient Creation

OpenEMR before 8.5.0 contains a missing authorization vulnerability in the FaxSMS module's utility.php that allows read-only demographics users to create patient charts. Attackers can submit the form_create request with chosen identity fields to create fictitious or duplicate patients with employer, history, and insurance records.

CVSS 4.0 · 6 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126421

OpenEMR before 8.5.0 Denial of Service via labs_ajax.php Label Count

OpenEMR before 8.5.0 contains an uncontrolled resource consumption vulnerability that allows authenticated users with patients/med access to exhaust PHP workers via an unbounded count parameter. Attackers can send print_labels requests to labs_ajax.php with huge counts, forcing mPDF page and barcode generation that makes OpenEMR unavailable.

CVSS 4.0 · 5.3 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126422

OpenEMR before 8.5.0 Missing Authorization via lists_touch.php

OpenEMR before 8.5.0 contains a missing authorization vulnerability in library/ajax/lists_touch.php that allows restricted authenticated users to mark another patient's clinical lists as reviewed. Attackers can submit arbitrary patient_id and type values to falsely record "None known" allergy, medication, or problem lists, misleading clinicians and skewing quality-measure calculations.

CVSS 4.0 · 5.3 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126423

OpenEMR before 8.5.0 Denial of Service via ZIP Upload Decompression

OpenEMR before 8.5.0 contains a denial of service vulnerability in four ZIP upload paths that read uncompressed entries into memory without size or ratio checks. Authenticated billing or Carecoordination users can upload highly compressed ZIP archives to exhaust PHP memory and worker pools, making OpenEMR unavailable.

CVSS 4.0 · 5.3 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126424

OpenEMR before 8.5.0 Stored XSS via Billing Code Descriptions

OpenEMR before 8.5.0 contains a stored cross-site scripting vulnerability that allows users with admin/superbill write permission to inject HTML into SNOMED code descriptions via superbill_custom_full.php. When a clinician selects the malicious code, the Functional and Cognitive Status form or fee-sheet forms assign it to innerHTML, executing JavaScript in the clinician's session to read patient data and perform actions.

CVSS 4.0 · 4.6 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126425

OpenEMR before 8.5.0 Stored SQL Injection via History Layout Field Identifiers

OpenEMR before 8.5.0 contains a stored SQL injection vulnerability in which History layout field identifiers saved through edit_layout.php, including HIS fields and LBF source-H fields, are placed unvalidated into an INSERT statement for patients without a history_data row. Users with admin/super and patients/med write access can trigger history_save.php or LBF saves to execute SQL functions like SLEEP, tying up database workers or accessing data beyond their privileges.

CVSS 4.0 · 4.6 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126426

OpenEMR 5.0.2 before 8.5.0 Missing Re-Authentication for MFA Factor Deletion and U2F Registration

OpenEMR 5.0.2 before 8.5.0 contains a missing authentication vulnerability in mfa_registrations.php and mfa_u2f.php that allows session hijackers to delete MFA factors or register U2F keys without password re-entry. Attackers holding a victim's authenticated session can remove all second factors or add their own U2F key, bypassing MFA at later logins with the password.

CVSS 4.0 · 5.3 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126427

OpenEMR before 8.5.0 Idle Session Timeout Bypass via Eye Exam Form

OpenEMR before 8.5.0 contains a session expiration vulnerability that prevents automatic logoff because the Eye Exam form's read-only poll omits skip_timeout_reset. Attackers with physical access to an unattended workstation can use the still-active session to view patient health information, since update_READONLY() resets the idle timer every 15 seconds.

CVSS 4.0 · 4.3 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126428

OpenEMR before 8.5.0 RCE via Stored ERA Upload and Background Services

OpenEMR before 8.5.0 contains a remote code execution vulnerability that allows authenticated billing users to store attacker-controlled PHP by uploading a malformed ERA file to era_payments.php. Attackers with a database-write primitive such as SQL injection can register a background_services row whose require_once loads the stored .edi file, executing PHP as the web-server user.

CVSS 4.0 · 7.7 High EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126429

OpenEMR before 8.5.0 Local File Disclosure via doc_lib.php PDF Renderer

OpenEMR before 8.5.0 passes authenticated user-controlled HTML from the doc_lib.php content parameter to mPDF, which resolves local files and nested SVG resources. Authenticated patients or core users can submit crafted CSS imports or php://filter SVG references to read arbitrary server files including credentials and OAuth keys.

CVSS 4.0 · 7.1 High EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126430

OpenEMR before 8.5.0 SQL Injection via CCR revandapprove Field Names

OpenEMR before 8.5.0 contains an sql injection vulnerability that allows any authenticated core user to inject SQL by supplying crafted patient_data field names to the CCR revandapprove controller. Attackers can embed scalar subqueries in the UPDATE patient_data SET clause to read staff password hashes and portal reset values, alter arbitrary patient demographics, and take over patient-portal accounts.

CVSS 4.0 · 8.6 High EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126431

OpenEMR before 8.5.0 Second-Order SQL Injection via Carecoordination CCDA Mapper

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.

CVSS 4.0 · 7.6 High EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126432

OpenEMR before 8.5.0 Improper Authorization in Lab Order Transmission via list_reports.php

OpenEMR before 8.5.0 contains an improper authorization vulnerability in interface/orders/list_reports.php that allows read-only users to transmit lab orders because the patients/med check ignores write permission. Authenticated attackers can submit form_xmit with arbitrary procedure order IDs to send HL7 orders containing SSNs, insurance, and diagnoses to laboratories and mark them transmitted.

CVSS 4.0 · 6 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126433

OpenEMR before 8.5.0 Improper Authorization via dispense_drug.php

OpenEMR before 8.5.0 contains an improper authorization vulnerability in interface/drugs/dispense_drug.php, which checks only for admin/drugs view permission instead of write permission before dispensing medication. Authenticated users with read-only drug administration access can send GET requests with drug_id, quantity, fee, and encounter parameters to create false dispensing records and decrement inventory.

CVSS 4.0 · 6 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126434

OpenEMR before 8.5.0 Missing Authorization in Procedure Order Form

OpenEMR before 8.5.0 contains a missing authorization vulnerability in interface/forms/procedure_order/common.php that allows authenticated accounts lacking patients/lab permission to read and modify other patients' procedure orders. Attackers can request a global order id to disclose clinical history, or select the target patient in their session and submit bn_save to falsify diagnoses, instructions, and order status.

CVSS 4.0 · 8.6 High EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr
CVE-2026-126435

OpenEMR before 8.5.0 Improper Authorization via order_manifest.php Lab-Order Flags

OpenEMR before 8.5.0 contains an improper authorization vulnerability in interface/orders/order_manifest.php, which checks patients/med without requiring write access or applying patient squad restrictions. Users with only patients/med view permission can request any order ID to read squad-restricted patient data and submit bn_save and form_omit parameters, without a CSRF token, to set do_not_send flags that suppress ordered lab procedures.

CVSS 4.0 · 5.3 Medium EPSS n/a KEV · Not listed
Vendors
Open-emr
Products
Openemr