{
"id": "GHSA-5hhf-xmfx-4vvr",
"aliases": [
"CVE-2026-45574"
],
"details": "### Impact\nAn 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),\ndocument content, and credential exchanges.\n\n### Patches\n[#36](https://github.com/oviva-ag/epa4all-client/pull/36)\n\n### Workarounds\nUse the library directly instead of the REST wrapper.\n\n### Resources\n- MS-OVIVA-EPA4ALL-771a78\n\n### Credits\n[Machine Spirits](https://machinespirits.com/) ([[email protected] ](mailto:[email protected] ))\n\n- Dr. rer. nat. Simon Weber\n- Dipl.-Inf. Volker Schönefeld\n- Chiara Fliegner",
"summary": "epa4all-client: TLS Certificate Validation Disabled in Production",
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.2.2"
}
]
}
],
"package": {
"name": "com.oviva.telematik:epa4all-client",
"ecosystem": "Maven"
}
}
],
"modified": "2026-06-08T23:35:18Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N"
}
],
"published": "2026-05-15T18:29:31Z",
"references": [
{
"url": "https://github.com/oviva-ag/epa4all-client/security/advisories/GHSA-5hhf-xmfx-4vvr",
"type": "WEB"
},
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-45574",
"type": "ADVISORY"
},
{
"url": "https://github.com/oviva-ag/epa4all-client/pull/36",
"type": "WEB"
},
{
"url": "https://github.com/oviva-ag/epa4all-client/commit/9111d6fbb939007036a7f74b2a93bb278cb5af32",
"type": "WEB"
},
{
"url": "https://github.com/oviva-ag/epa4all-client",
"type": "PACKAGE"
},
{
"url": "https://github.com/oviva-ag/epa4all-client/releases/tag/v1.2.2",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-295"
],
"severity": "HIGH",
"github_reviewed": true,
"nvd_published_at": "2026-05-26T22:16:43Z",
"github_reviewed_at": "2026-05-15T18:29:31Z"
}
}