CVE-2026-59306
LOWCVSS 3.8/10EPSS 0.21%
Last modified
CVE-2026-59306 is a low-severity vulnerability rated 3.8/10 on the CVSS scale. Potential for deserialization of untrusted types 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. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
Potential for deserialization of untrusted types 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
Metrics
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Vmware | Spring Cloud Stream | >= 4.2.0, < 4.2.7 |
| Vmware | Spring Cloud Stream | >= 4.3.0, < 4.3.4 |
| Vmware | Spring Cloud Stream | >= 5.0.0, < 5.0.3 |
References
- https://spring.io/security/cve-2026-59306Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
What is CVE-2026-59306?
Potential for deserialization of untrusted types 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
How severe is CVE-2026-59306?
CVE-2026-59306 has a CVSS score of 3.8/10 (LOW severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2026-59306?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2026-59306?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST