JsonKafkaHeaderMapper and the deprecated DefaultKafkaHeaderMapper matched type headers against trusted packages using a prefix check, meaning that trusting any package implicitly trusted all of its s…
Summary
JsonKafkaHeaderMapper and the deprecated DefaultKafkaHeaderMapper matched type headers against trusted packages using a prefix check, meaning that trusting any package implicitly trusted all of its subpackages. Combined with Jackson's default bean deserialization, a producer could supply crafted header values that caused the consumer to deserialize arbitrary JDK types. Affected versions: Spring for Apache Kafka 4.0.0 through 4.0.5; 3.3.0 through 3.3.15; 3.2.0 through 3.2.13; 2.9.0 through 2.9.…
In-depth triage · Auto channel
No in-depth report has been generated yet (DR-003 v2 AI pipeline is under construction).
Affected products
- :
- :
Lint boundary warnings (1)
The following non-blocking warnings were raised during the lint phase of this triage (e.g. reference URLs not yet on the allowlist). They do not affect entry usability and are disclosed for transparency (see DR-002).
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REF_URL_NOT_ALLOWLISTEDurl not in allowlist: https://spring.io/security/cve-2026-41731
Sources
- NVD DATABASE
Original Links
- https://spring.io/security/cve-2026-41731 Vendor Advisory
- https://access.redhat.com/security/cve/CVE-2026-41731 Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2487375 Issue Tracking
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41731.json Third Party Advisory
Timeline
- nvd_ingest NVD