{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-47878", "assignerOrgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "state": "PUBLISHED", "assignerShortName": "vmware", "dateReserved": "2026-05-20T10:00:58.694Z", "datePublished": "2026-08-27T05:20:23.462Z", "dateUpdated": "2026-08-27T05:21:29.918Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "dcf2e128-44bd-42ed-91e8-88f912c1401d", "shortName": "vmware", "dateUpdated": "2026-08-27T05:21:29.918Z"}, "title": "Unsafe Java deserialization in DefaultExecutionContextSerializer without class allowlist", "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-502 Deserialization of Untrusted Data", "type": "CWE"}]}], "impacts": [{"descriptions": [{"lang": "en", "value": "DefaultExecutionContextSerializer, used by default in Spring Batch's JDBC job repository, passes Base64-decoded bytes directly to ObjectInputStream.readObject() without an ObjectInputFilter that restricts types to a trusted class allowlist."}]}], "affected": [{"vendor": "Spring", "product": "Spring Batch", "versions": [{"status": "affected", "version": "6.0.0", "lessThanOrEqual": "6.0.4", "versionType": "custom"}, {"status": "affected", "version": "0", "lessThanOrEqual": "5.2.6", "versionType": "custom"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "DefaultExecutionContextSerializer, used by default in Spring Batch's JDBC job repository, passes Base64-decoded bytes directly to ObjectInputStream.readObject() without an ObjectInputFilter that restricts types to a trusted class allowlist.\nSpring Batch 6.0.0 - 6.0.4\nSpring Batch 5.2.6 and earlier", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>DefaultExecutionContextSerializer, used by default in Spring Batch's JDBC job repository, passes Base64-decoded bytes directly to ObjectInputStream.readObject() without an ObjectInputFilter that restricts types to a trusted class allowlist.</p><p>Spring Batch 6.0.0 - 6.0.4<br/>Spring Batch 5.2.6 and earlier</p>"}]}], "references": [{"url": "https://spring.io/security/cve-2026-47878"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "baseScore": 5.6, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "availabilityImpact": "LOW"}}], "source": {"discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Spring Batch", "vendor": "Spring", "versions": [{"lessThanOrEqual": "6.0.4", "status": "affected", "version": "6.0.0", "versionType": "custom"}, {"lessThanOrEqual": "5.2.6", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "DefaultExecutionContextSerializer, used by default in Spring Batch's JDBC job repository, passes Base64-decoded bytes directly to ObjectInputStream.readObject() without an ObjectInputFilter that restricts types to a trusted class allowlist.\nSpring Batch 6.0.0 - 6.0.4\nSpring Batch 5.2.6 and earlier"}], "id": "CVE-2026-47878", "lastModified": "2026-08-27T06:17:17.640", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 5.6, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.4, "source": "[email protected]", "type": "Secondary"}]}, "published": "2026-08-27T06:17:17.640", "references": [{"source": "[email protected]", "url": "https://spring.io/security/cve-2026-47878"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received"}

{}

{"created": "2026-08-27T07:30:18.621829+00:00", "updated": "2026-08-27T07:30:18.621834+00:00", "vendors": [], "weaknesses": ["CWE-502"]}