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CVE-2026-59303

3.1 · LOW
Published Aug 27, 2026 CWE-770

Overview

CVE-2026-59303 is a low-severity vulnerability. It was published on August 27, 2026 and has a CVSS 3.1 base score of 3.1 (LOW).

This vulnerability has a CVSS 3.1 base score of 3.1, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

Technical Description

Dynamic destination cache size is not properly bound in Spring Cloud Stream.

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

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Frequently Asked Questions

What is CVE-2026-59303?

CVE-2026-59303 is a low-severity vulnerability. It was published on August 27, 2026 and has a CVSS 3.1 base score of 3.1 (LOW).

How severe is CVE-2026-59303?

This vulnerability has a CVSS 3.1 base score of 3.1, rated LOW. It can be exploited remotely over the network. Some level of privileges is required for exploitation.

How do I fix or remediate CVE-2026-59303?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2026-59303?

CyberStrike's AI-powered security agents can automatically detect CVE-2026-59303 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.