Vulnerability Details CVE-2026-47878
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.
Spring Batch 6.0.0 - 6.0.4
Spring Batch 5.2.6 and earlier
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 28.8%
CVSS Severity
CVSS v3 Score 5.6
References
Products affected by CVE-2026-47878
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cpe:2.3:a:broadcom:spring_batch:5.0.0
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cpe:2.3:a:broadcom:spring_batch:5.0.1
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cpe:2.3:a:broadcom:spring_batch:5.0.2
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cpe:2.3:a:broadcom:spring_batch:5.0.3
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cpe:2.3:a:broadcom:spring_batch:5.0.4
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cpe:2.3:a:broadcom:spring_batch:5.0.5
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cpe:2.3:a:broadcom:spring_batch:5.0.6
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cpe:2.3:a:broadcom:spring_batch:5.1.0
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cpe:2.3:a:broadcom:spring_batch:5.1.1
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cpe:2.3:a:broadcom:spring_batch:5.1.2
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cpe:2.3:a:broadcom:spring_batch:5.1.3
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cpe:2.3:a:broadcom:spring_batch:5.2.0
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cpe:2.3:a:broadcom:spring_batch:5.2.1
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cpe:2.3:a:broadcom:spring_batch:5.2.2
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cpe:2.3:a:broadcom:spring_batch:5.2.3
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cpe:2.3:a:broadcom:spring_batch:5.2.4
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cpe:2.3:a:broadcom:spring_batch:5.2.5
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cpe:2.3:a:broadcom:spring_batch:5.2.6
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cpe:2.3:a:broadcom:spring_batch:6.0.0
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cpe:2.3:a:broadcom:spring_batch:6.0.1
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cpe:2.3:a:broadcom:spring_batch:6.0.2
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cpe:2.3:a:broadcom:spring_batch:6.0.3
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cpe:2.3:a:broadcom:spring_batch:6.0.4