CVE-2026-126433

Description

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.

Severity scores

Each score is shown as its source gave it. They are not averaged or merged.

• 6.0CVSS 4.0, Mediumfrom the CNA (VulnCheck)CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
• 5.9CVSS 3.1, Mediumfrom the CNA (VulnCheck)CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:L

Historical context and remediation

This reference retains the original CVE publication date. A recent record update does not mean a new attack occurred.

No separately sourced impact summary is available on this page yet. Consult the description, version data and dated exploitation evidence.

No explicit remediation statement is available on this page yet. Consult the original record and vendor references before choosing a fix.

Version statuses below come from the CNA. An “unaffected” version is not necessarily a currently supported release or proof of a patch date. EPSS is a dated risk estimate, not a count of historical attacks.

Read the original CVE record.

Affected products

Timeline

1. 13 Nov 2026 Published

Weakness

• CWE-863

References

• GitHub Security Advisory (GHSA-hp8p-h8g8-xmg3)vendor-advisory
• VulnCheck Advisory: OpenEMR before 8.5.0 Improper Authorization via dispense_drug.phpthird-party-advisory