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    <title>Most recent entries from all</title>
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    <lastBuildDate>Mon, 05 Oct 2026 14:13:15 +0000</lastBuildDate>
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      <title>CVE-2026-67610 — OpenEMR 8.2.0 OAuth2 Dynamic Client Registration Unauthorized FHIR Access</title>
      <link>https://vulnerability.circl.lu/vuln/cve-2026-67610</link>
      <description>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; openemr&lt;/p&gt;
&lt;p&gt;OpenEMR through 8.2.0 contains an improper authentication vulnerability in the OAuth2 dynamic client registration endpoint that allows unauthenticated attackers to register a malicious client with system-level FHIR scopes by supplying a self-generated RSA keypair via the jwks field. Once an administrator approves the registered client, attackers can use the client_credentials grant with a self-signed JWT assertion to obtain access tokens granting read access to all FHIR resources across all patients in the system.&lt;/p&gt;</description>
      <content:encoded>&lt;p&gt;&lt;strong&gt;Affected:&lt;/strong&gt; openemr&lt;/p&gt;
&lt;p&gt;OpenEMR through 8.2.0 contains an improper authentication vulnerability in the OAuth2 dynamic client registration endpoint that allows unauthenticated attackers to register a malicious client with system-level FHIR scopes by supplying a self-generated RSA keypair via the jwks field. Once an administrator approves the registered client, attackers can use the client_credentials grant with a self-signed JWT assertion to obtain access tokens granting read access to all FHIR resources across all patients in the system.&lt;/p&gt;</content:encoded>
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