OpenEMR before 8.5.0 contains a missing authorization vulnerability in trusted-messages-ajax.php that allows any authenticated core user to send Direct messages without the patients/notes permission. Attackers with zero-ACL accounts can submit chosen recipients and message bodies sent via the clinic's phiMail credentials, impersonating the clinic to deliver fraudulent clinical communications.

CVSS Details

CVSS 4.0 Base Score: 6 (MEDIUM)
CVSS 4.0 Vector: (CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/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)
CVSS 3.1 Base Score: 5.3
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N)

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CVSS Details

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CVE-2026-126447: openemr: OpenEMR before 8.5.0 contains a missing authorization vulnerability in trusted-messages-ajax.php that allows any…

CVSS Details

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