{"id":"CVE-2026-47672","aliases":["EUVD-2026-31998","GHSA-c82x-f4xr-qv33"],"status":"published","title":"epa4all-client: Unauthenticated REST API for Patient Record Writes","description":"epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. In 1.2.4 and earlier, any network-reachable caller can write arbitrary documents to any patient's electronic health record accessible by the institution's SMC-B card. In a misconfigured deployment (e.g., following the production Docker example in the README), this is exploitable from the local network without credentials.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00162,"percentile":0.05393,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-306"],"published":"2026-05-26T20:59:44Z","modified":"2026-10-28T02:30:37Z","affected":[{"source":"ghsa","ecosystem":"Maven","package":"com.oviva.telematik:epa4all-rest-service","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.2.4"}]}]},{"source":"osv","ecosystem":"Maven","package":"com.oviva.telematik:epa4all-rest-service","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"1.2.4"}]}],"versions":["0.0.4","0.0.5","0.0.7","0.0.8","1.0.0","1.0.2","1.0.3","1.1.0","1.1.1","1.2.0","1.2.1","1.2.2","1.2.3","1.2.4"]}],"products":[{"vendor":"oviva-ag","product":"epa4all-client"}],"references":[{"url":"https://github.com/oviva-ag/epa4all-client/security/advisories/GHSA-c82x-f4xr-qv33","tags":["x_refsource_CONFIRM","advisory","web"]},{"url":"https://github.com/oviva-ag/epa4all-client/pull/43","tags":["x_refsource_MISC","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-47672","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-c82x-f4xr-qv33"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/47xxx/CVE-2026-47672.json","tags":["advisory"]},{"url":"https://github.com/oviva-ag/epa4all-client","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-47672","title":"epa4all-client: Unauthenticated REST API for Patient Record Writes","description":"epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. In 1.2.4 and earlier, any network-reachable caller can write arbitrary documents to any patient's electronic health record accessible by the institution's SMC-B card. In a misconfigured deployment (e.g., following the production Docker example in the README), this is exploitable from the local network without credentials.","status":"published","published":"2026-05-26T20:59:44.795Z","modified":"2026-05-27T14:16:18.616Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T13:36:40.478484Z"}],"euvd":[{"id":"EUVD-2026-31998","description":"epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. In 1.2.4 and earlier, any network-reachable caller can write arbitrary documents to any patient's electronic health record accessible by the institution's SMC-B card. In a misconfigured deployment (e.g., following the production Docker example in the README), this is exploitable from the local network without credentials.","status":"published","published":"2026-05-26T20:59:44Z","modified":"2026-05-27T14:16:18Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-02T18:21:04.415835Z"}],"ghsa":[{"id":"GHSA-c82x-f4xr-qv33","title":"epa4all-client: Unauthenticated REST API for Patient Record Writes","description":"### Impact\nAny network-reachable caller can write arbitrary documents to any patient's electronic\nhealth record accessible by the institution's SMC-B card. In a misconfigured deployment\n(e.g., following the production Docker example in the README), this is exploitable from\nthe local network without credentials.\n\n### Patches\n- [#43](https://github.com/oviva-ag/epa4all-client/pull/43)\n\n### Workarounds\nUse network policies or proxies to enforce service-to-service authentication via e.g. mTLS.\n- run the service in an isolated network namespace e.g. as Kubernetes sidecar\n- service-mesh with corresponding policies\n\n### References\n- MS-OVIVA-EPA4ALL-8b2af7\n\n\n### Credits\n[Machine Spirits](https://machinespirits.com/) ([contact@machinespirits.de](mailto:contact@machinespirits.de))\n\n- Dr. rer. nat. Simon Weber\n- Dipl.-Inf. Volker Schönefeld\n- Chiara Fliegner","status":"published","published":"2026-06-04T17:49:29Z","modified":"2026-06-04T17:49:31Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:40:16.698699Z"}],"nvd":[{"id":"CVE-2026-47672","description":"epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. In 1.2.4 and earlier, any network-reachable caller can write arbitrary documents to any patient's electronic health record accessible by the institution's SMC-B card. In a misconfigured deployment (e.g., following the production Docker example in the README), this is exploitable from the local network without credentials.","status":"published","published":"2026-05-26T21:16:41.483Z","modified":"2026-07-24T11:10:00.17Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T14:12:20.511562Z"}],"osv":[{"id":"CVE-2026-47672","title":"epa4all-client: Unauthenticated REST API for Patient Record Writes","description":"epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. In 1.2.4 and earlier, any network-reachable caller can write arbitrary documents to any patient's electronic health record accessible by the institution's SMC-B card. In a misconfigured deployment (e.g., following the production Docker example in the README), this is exploitable from the local network without credentials.","status":"published","published":"2026-05-26T20:59:44.795Z","modified":"2026-10-28T02:30:37.908723414Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:45:06.231145Z"},{"id":"GHSA-c82x-f4xr-qv33","title":"epa4all-client: Unauthenticated REST API for Patient Record Writes","description":"### Impact\nAny network-reachable caller can write arbitrary documents to any patient's electronic\nhealth record accessible by the institution's SMC-B card. In a misconfigured deployment\n(e.g., following the production Docker example in the README), this is exploitable from\nthe local network without credentials.\n\n### Patches\n- [#43](https://github.com/oviva-ag/epa4all-client/pull/43)\n\n### Workarounds\nUse network policies or proxies to enforce service-to-service authentication via e.g. mTLS.\n- run the service in an isolated network namespace e.g. as Kubernetes sidecar\n- service-mesh with corresponding policies\n\n### References\n- MS-OVIVA-EPA4ALL-8b2af7\n\n\n### Credits\n[Machine Spirits](https://machinespirits.com/) ([contact@machinespirits.de](mailto:contact@machinespirits.de))\n\n- Dr. rer. nat. Simon Weber\n- Dipl.-Inf. Volker Schönefeld\n- Chiara Fliegner","status":"published","published":"2026-06-04T17:49:29Z","modified":"2026-06-04T18:11:26.395703Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-306"],"updated_at":"2026-11-02T15:46:44.927642Z"}]}}