CVE-2026-59299 Security Details

CVE ID

CVE-2026-59299

CWE

CWE-471

CVE Description

Composition lookup can potentially poison base function in Spring Cloud Function. Spring Cloud Function 5.0.0 - 5.0.3 Spring Cloud Function 4.3.0 - 4.3.4 Spring Cloud Function 4.2.0 - 4.2.7 Spring Cloud Function 3.2.16 and earlier

Published

Aug 21, 2026

CVSS Score & Severity

3.5Low

CVSS Vector

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

EPSS Score

0.211%

Malware

malware

KEV Status

Not in KEV Catalog: No known exploits

Vulnerable Methods

org/springframework/cloud/function/context/catalog/SimpleFunctionRegistry.compose(Ljava/lang/Class;Ljava/lang/String;)Lorg/springframework/cloud/function/context/catalog/SimpleFunctionRegistry$FunctionInvocationWrapper;

JVMVulnerable params: 1

Affected Ecosystems

affected

Source

National Vulnerability Database

References

spring.ioPROJECT