Openemr
CVE-2026-126461: OpenEMR before 8.5.0 contains a missing authorization vulnerability in library/ajax/user_settings.php that lets any authenticated user persist arbitrary global
CVE-2026-126461 Nov 13, 2026 Source: Vendor
OpenEMR before 8.5.0 contains a missing authorization vulnerability in library/ajax/user_settings.php that lets any authenticated user persist arbitrary global configuration overrides. Attackers can POST global:-prefixed keys to re-point external service hosts like CouchDB, eRx, phiMail, or SMTP to attacker-controlled servers, exfiltrating system credentials and patient PHI.
Source of record
The credited names below are quoted verbatim from the vendor's own advisory:
https://nvd.nist.gov/vuln/detail/CVE-2026-126461
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CVE-2026-126461
BR2026-0000-048241
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Credited as Nora-Qiu