# org.springframework.kafka:spring-kafka (Maven) vulnerabilities

4 known vulnerabilities (1 high, 3 medium), with the versions each affects and the releases that fix them.

## At a glance

- Latest release: not known (cve.now hasn't read this package's releases)
- Newest unaffected release: not known without release data
- Dependents: 23
- Registry: https://central.sonatype.com/artifact/org.springframework.kafka/spring-kafka

## Advisories (4)

### [CVE-2026-41731](https://cve.now/CVE-2026-41731): In Spring for Apache Kafka, overly broad trusted-package matching in header mappers exposes JDK classes to deserialization

- Severity: High 8.1
- Published: Jun 9, 2026
- Affected: from 4.0.0, fixed in 4.0.6; from 3.3.0, fixed in 3.3.16; from 3.2.0, through 3.2.13; from 2.9.0, through 2.9.13; through 2.8.11.

### [CVE-2026-41727](https://cve.now/CVE-2026-41727): In Spring for Apache Kafka, forged retry topic headers subvert retry routing and backoff behavior

- Severity: Medium 6.5
- Published: Jun 9, 2026
- Affected: from 4.0.0, fixed in 4.0.6; from 3.3.0, fixed in 3.3.16; from 3.2.0, through 3.2.13; from 2.9.0, through 2.9.13; through 2.8.11.

### [CVE-2026-41726](https://cve.now/CVE-2026-41726): In Spring for Apache Kafka, unbounded delegate cache keyed on user-controlled, potentially malicious selector header

- Severity: Medium 6.5
- Published: Jun 9, 2026
- Affected: from 4.0.0, fixed in 4.0.6; from 3.3.0, fixed in 3.3.16; from 3.2.0, through 3.2.13; from 2.9.0, through 2.9.13; through 2.8.11.

### [CVE-2023-34040](https://cve.now/CVE-2023-34040): Java Deserialization vulnerability in Spring-Kafka When Improperly Configured

- Severity: Medium 5.3
- Published: Aug 24, 2023
- Affected: from 2.8.1, fixed in 2.9.11; from 3.0.0, fixed in 3.0.10.

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