CVE-2026-41726
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
When an application opts into DelegatingDeserializer, a producer can grow the consumer's heap without bound by sending records with unique random spring.kafka.serialization.selector header values, eventually causing GC thrash and OutOfMemoryError.
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 2.9.13; 2.8.0 through 2.8.11.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Spring | Spring for Apache Kafka | 4.0.0 < 4.0.5.1 | affected |
| Spring | Spring for Apache Kafka | 3.3.0 < 3.3.15.1 | affected |
| Spring | Spring for Apache Kafka | 3.2.0 < 3.2.14 | affected |
| Spring | Spring for Apache Kafka | 2.9.0 < 2.9.14 | affected |
| Spring | Spring for Apache Kafka | 2.8.0 < 2.8.12 | affected |
Weaknesses
- CWE-770: CWE-770: Allocation of Resources Without Limits or Throttling
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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