SecuriTricks - CVE-2026-41726

Description

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.

Product(s) Impacted

Vendor	Product	Versions
Vmware	Spring For Apache Kafka	4.0.0-4.0.5, 3.3.0-3.3.15, 3.2.0-3.2.13, 2.9.0-2.9.13, 2.8.0-2.8.11

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-770

Allocation of Resources Without Limits or Throttling

The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	vmware	spring_for_apache_kafka	4.0.0-4.0.5	/	/	/	/	/	/	/
a	vmware	spring_for_apache_kafka	3.3.0-3.3.15	/	/	/	/	/	/	/
a	vmware	spring_for_apache_kafka	3.2.0-3.2.13	/	/	/	/	/	/	/
a	vmware	spring_for_apache_kafka	2.9.0-2.9.13	/	/	/	/	/	/	/
a	vmware	spring_for_apache_kafka	2.8.0-2.8.11	/	/	/	/	/	/	/

References

https://spring.io/security/cve-2026-41726

CVSS Score

6.5 / 10

CVSS Data - 3.1

Attack Vector: NETWORK
Attack Complexity: LOW
Privileges Required: LOW
Scope: UNCHANGED
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

View Vector String

Timeline

Published: June 10, 2026, 12:16 a.m.
Last Modified: June 10, 2026, 12:16 a.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-41726