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High severity8.2NVD Advisory· Published Aug 27, 2026

CVE-2026-59324

CVE-2026-59324

Description

When an IntegrationFlow uses .fluxTransform() with an asynchronous/reordering fluxFunction that emits raw payloads, concurrent requests on the same FluxMessageChannel subscription have their reply headers (replyChannel, errorChannel, correlationId, any propagated security/tenant headers) copied from whichever message was most recently consumed upstream. Spring Integration 7.1.0 Spring Integration 7.0.0 - 7.0.5 Spring Integration 6.5.0 - 6.5.10 Spring Integration 6.4.0 - 6.4.12 Spring Integration 5.5.21 and earlier

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Affected products

2
  • Spring Projects/Spring Integrationinferred2 versions
    <=5.5.21+ 1 more
    • (no CPE)range: <=5.5.21
    • (no CPE)range: 7.1.0, 7.0.0 - 7.0.5, 6.5.0 - 6.5.10, 6.4.0 - 6.4.12, <=5.5.21

Patches

Vulnerability mechanics

References

1

News mentions

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