{"id":"CVE-2026-45574","state":"PUBLISHED","title":"epa4all-client: TLS Certificate Validation Disabled in Production","description":"epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.2, an attacker on the network path between the ePA service and the Konnektor can present any TLS certificate (self-signed, expired, wrong CN) and intercept all SOAP traffic. This includes patient identifiers (KVNR), SMC-B card operations (authentication, signing), document content, and credential exchanges. This vulnerability is fixed in 1.2.2.","publishedAt":"2026-05-26T21:03:15.152Z","updatedAt":"2026-05-27T13:21:07.023Z","severity":{"score":8.1,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["oviva-ag epa4all-client","com.oviva.telematik epa4all-client"],"affected":[{"vendor":"oviva-ag","product":"epa4all-client","versions":[{"version":"< 1.2.2","status":"affected"}]},{"vendor":"com.oviva.telematik","product":"epa4all-client","versions":[{"version":"< 1.2.2","status":"affected"}]}],"references":["https://github.com/oviva-ag/epa4all-client/security/advisories/GHSA-5hhf-xmfx-4vvr","https://github.com/oviva-ag/epa4all-client/pull/36"],"weaknesses":["CWE-295"],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/45xxx/CVE-2026-45574.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-45574","state":"PUBLISHED","datePublished":"2026-05-26T21:03:15.152Z","dateUpdated":"2026-05-27T13:21:07.023Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-12T19:00:14.600Z"},"containers":{"cna":{"title":"epa4all-client: TLS Certificate Validation Disabled in Production","descriptions":[{"lang":"en","value":"epa4all-client is the Java Client for epa4all / ePA 3.0 in the Telematik Infrastruktur. Prior to 1.2.2, an attacker on the network path between the ePA service and the Konnektor can present any TLS certificate (self-signed, expired, wrong CN) and intercept all SOAP traffic. This includes patient identifiers (KVNR), SMC-B card operations (authentication, signing), document content, and credential exchanges. This vulnerability is fixed in 1.2.2."}],"affected":[{"vendor":"oviva-ag","product":"epa4all-client","versions":[{"version":"< 1.2.2","status":"affected"}]},{"vendor":"com.oviva.telematik","product":"epa4all-client","versions":[{"version":"< 1.2.2","status":"affected"}]}],"references":[{"url":"https://github.com/oviva-ag/epa4all-client/security/advisories/GHSA-5hhf-xmfx-4vvr","name":"https://github.com/oviva-ag/epa4all-client/security/advisories/GHSA-5hhf-xmfx-4vvr","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/oviva-ag/epa4all-client/pull/36","name":"https://github.com/oviva-ag/epa4all-client/pull/36","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"ADJACENT_NETWORK","availabilityImpact":"NONE","baseScore":8.1,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-295","lang":"en","description":"CWE-295: Improper Certificate Validation","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-05-26T21:03:15.152Z"},"source":{"advisory":"GHSA-5hhf-xmfx-4vvr","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-05-27T13:20:59.307934Z","id":"CVE-2026-45574","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-05-27T13:21:07.023Z"}}]}}}