Medium severity5.6NVD Advisory· Published Aug 27, 2026

CVE-2026-47878

Description

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

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

Spring Projects/Spring Batchinferred2 versions
<=5.2.6+ 1 more
- (no CPE)range: <=5.2.6
- (no CPE)range: 6.0.0 - 6.0.4, 5.2.6 and earlier

Patches

Vulnerability mechanics

References

spring.io/security/cve-2026-47878nvd

News mentions

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epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000