CVE-2026-41726

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.

CVSS v3 6.5 MEDIUM

6.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://spring.io/security/cve-2026-41726	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:vmware:spring_for_apache_kafka::::::::
	cpe:2.3:a:vmware:spring_for_apache_kafka::::::::
	cpe:2.3:a:vmware:spring_for_apache_kafka::::::::
	cpe:2.3:a:vmware:spring_for_apache_kafka::::::::
	cpe:2.3:a:vmware:spring_for_apache_kafka::::::::

History

No history.

Information

Published : 2026-06-10 00:16

Updated : 2026-07-23 09:10

NVD link : CVE-2026-41726

Mitre link : CVE-2026-41726

CVE.ORG link : CVE-2026-41726

JSON object : View

Products Affected

vmware

spring_for_apache_kafka

CWE

CWE-770

Allocation of Resources Without Limits or Throttling

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