Deserialization in Spring For Apache Kafka
CVE-2026-41731
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 defa…
Vulnerability class: Insecure Deserialization
EPSS: 0.005 (40.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Spring For Apache Kafka — versions 4.0.0, 3.3.0, 3.2.0
- Vmware Spring_for_apache_kafka
- Redhat Fuse — versions 7.0.0
- Redhat Jboss_enterprise_application_platform_expansion_pack
Weakness classification (CWE)
References
- security@vmware.com (Vendor Advisory)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c (Third Party Advisory)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c (Third Party Advisory, Issue Tracking)
- 0b0ca135-0b70-47e7-9f44-1890c2a1c46c (Third Party Advisory)
Frequently asked questions
- What is CVE-2026-41731?
- CVE-2026-41731 is a high-severity vulnerability in Spring For Apache Kafka, classified under Deserialization of Untrusted Data. CVSS score: 8.1/10. Published 2026-06-10.
- How severe is CVE-2026-41731?
- High severity. CVSS v3 base score is 8.1 out of 10.