Exposure of Data Element to Wrong Session Affecting org.springframework.integration:spring-integration-core package, versions [,7.0.6)[7.1.0,7.1.1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JAVA-ORGSPRINGFRAMEWORKINTEGRATION-19267407
- published26 Aug 2026
- disclosed20 Aug 2026
- creditUnknown
Introduced: 20 Aug 2026
NewCVE-2026-59324 (opens in a new tab)How to fix?
Upgrade org.springframework.integration:spring-integration-core to version 7.0.6, 7.1.1 or higher.
Overview
Affected versions of this package are vulnerable to Exposure of Data Element to Wrong Session via the fluxTransform when used with an asynchronous or reordering fluxFunction that emits raw payloads. An attacker can access another user's reply headers and cause reply mis-routing by sending concurrent requests on the same FluxMessageChannel subscription.