CVE-2026-45581

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{"affected": [{"affectedData": [{"product": "fabric-chaincode-java", "vendor": "hyperledger", "versions": [{"status": "affected", "version": ">= 2.3.1, < 2.5.10"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "fabric-chaincode-java is a Java based implementation of Hyperledger Fabric chaincode shim APIs. From version 2.3.1 to before version 2.5.10, when chaincode is deployed in chaincode-as-a-service mode with TLS enabled, the chaincode server INFO level logging includes the TLS private key password in plaintext. An attacker with access to the chaincode server logs could recover the TLS private key password. If the attacker can also obtain the TLS private key, they could impersonate the chaincode server. This issue has been patched in version 2.5.10."}, {"lang": "es", "value": "fabric-chaincode-java es una implementaci\u00f3n basada en Java de las API shim de chaincode de Hyperledger Fabric. Desde la versi\u00f3n 2.3.1 hasta antes de la versi\u00f3n 2.5.10, cuando el chaincode se despliega en modo chaincode-as-a-service con TLS habilitado, el registro de nivel INFO del servidor de chaincode incluye la contrase\u00f1a de la clave privada TLS en texto plano. Un atacante con acceso a los registros del servidor de chaincode podr\u00eda recuperar la contrase\u00f1a de la clave privada TLS. Si el atacante tambi\u00e9n puede obtener la clave privada TLS, podr\u00eda suplantar la identidad del servidor de chaincode. Este problema ha sido parcheado en la versi\u00f3n 2.5.10."}], "id": "CVE-2026-45581", "lastModified": "2026-07-23T07:10:00.113", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "NONE", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-45581", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-06-09T15:50:52.027913Z", "version": "2.0.3"}}]}, "published": "2026-06-08T17:16:44.360", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/hyperledger/fabric-chaincode-java/security/advisories/GHSA-wg5x-3g47-v38r"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-532"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[2.3.1,2.5.10)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "fabric-chaincode-java", "source": "cna", "vendor": "hyperledger"}, "product": "fabric-chaincode-java", "vendor": "hyperledger"}], "created": "2026-06-08T19:00:14.086596+00:00", "updated": "2026-06-09T08:56:44.543350+00:00", "vendors": ["hyperledger", "hyperledger$PRODUCT$fabric-chaincode-java"]}