Vulnerabilities
Vulnerable Software

Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 21.5%
CVSS Severity
CVSS v3 Score 6.5
Products affected by CVE-2026-41726


Contact Us

Shodan ® - All rights reserved