CVE-2026-124466High· 7.2▾ TwilightOpenEMR before 8.4.0 contains a server-side request forgery vulnerability that allows unauthenticated attackers to make the server send HTTP requests by registering an OAuth2 client with an unvalidated jwks_uri. Attackers can trigger the…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 39.6 · likelihood 0 · exploitation 0
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OpenEMR before 8.4.0 contains a server-side request forgery vulnerability that allows unauthenticated attackers to make the server send HTTP requests by registering an OAuth2 client with an unvalidated jwks_uri. Attackers can trigger the fetch via the token introspection endpoint with an unsigned client_assertion to probe internal services and reach cloud metadata endpoints.
openemr < 8.4.0Refer to the linked advisories for vendor-supplied fixes and affected version ranges.
Connected by shared product, vendor, weakness, or advisory.
CVE-2026-124445Critical· 9.8OpenEMR 7.0.1 before 8.4.0 OneTimeAuth Token Replay and PIN Brute Force
CVE-2026-124444High· 7.1OpenEMR before 8.4.0 SQL Injection via OnsiteDocument Query API
CVE-2026-124446High· 8.8OpenEMR before 8.3.0 Arbitrary File Read and Write via FaxSMS disposeDocument
CVE-2026-124456High· 7.1OpenEMR before 8.3.0 Missing Authorization and IDOR in Prior-Authorizations Module
CVE-2026-124447High· 8.1OpenEMR before 8.3.0 IDOR via OnsitePortalActivityController Update Endpoint
CVE-2026-124452Medium· 5.4OpenEMR before 8.3.0 Stored XSS via Eye Exam Document Notes