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

  • Published Aug 27, 2026
  • CVSS 7.3 high
  • 0.4% chance of exploitation in the next 30 days (EPSS)

Affected software

CVE-2026-47878 at the National Vulnerability Database