CVE-2026-103020 · Package
NO FIX YET · SEE WHAT TO DO
OpenEMR, an electronic health records application, exposes its multisite admin page without an authentication check before version 8.3.0. An unauthenticated network attacker can learn site identifiers, database names, OpenEMR versions, upgrade status, and direct login and patient-portal links.
first public Aug 18, 2026 · 1 source
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Any OpenEMR installation before 8.3.0 that serves the webroot admin.php multisite administration page is exposed to unauthenticated network requests. Installations on a patched release, or where the admin page is not reachable from the network, are not affected. Sources do not describe further configuration conditions.
Not affected if version-8.3.0-or-later
Who cares healthcare, openemr, php, self-hosted
8.3.0admin.php multisite page responds without logging in8.3.0OpenEMR is a free and open source electronic health records and medical practice management application. Prior to 8.3.0, the webroot admin.php multisite administration page is enabled without an authentication check, reads database configuration from sqlconf.php, and connects to each configured site database. An unauthenticated network actor can obtain site identifiers, database names, site names, exact OpenEMR versions and patch levels, pending upgrade status, and direct login and patient-portal links. This issue is fixed in version 8.3.0.
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