Deserialization Vulnerability in Spring Cloud Stream by VMware
CVE-2026-59306

3.1LOW

Key Information:

Vendor

Spring

Status
Spring Cloud Stream
Vendor
CVE Published:
27 August 2026

What is CVE-2026-59306?

A vulnerability exists in Spring Cloud Stream that enables the deserialization of untrusted types. This flaw can be exploited to compromise the application’s security, potentially allowing attackers to execute arbitrary code or cause unintended behavior. Users are encouraged to update to the latest versions of the Spring Cloud Stream to mitigate risks associated with this vulnerability.

Affected Version(s)

Spring Cloud Stream 5.0.0 <= 5.0.2

Spring Cloud Stream 4.3.0 <= 4.3.3

Spring Cloud Stream 4.2.0 <= 4.2.6

References

https://spring.io/security/cve-2026-59306

CVSS V3.1

Score:
3.1
Severity:
LOW
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
High
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.