CVE-2026-59303
CVE-2026-59303 is a low-severity vulnerability in Vmware Spring Cloud Stream with a CVSS 3.x base score of 3.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-770.
Key facts
- Severity: Low (CVSS 3.x base score 3.1)
- EPSS exploit prediction: 0% (10th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-770
- Affected product: Vmware Spring Cloud Stream
- Published:
- Last modified:
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
Frequently asked questions
- What is CVE-2026-59303?
- 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
- How severe is CVE-2026-59303?
- CVE-2026-59303 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires high privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
- Is CVE-2026-59303 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (10th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2026-59303?
- CVE-2026-59303 affects Vmware Spring Cloud Stream. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2026-59303?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- When was CVE-2026-59303 published?
- CVE-2026-59303 was published on 2026-08-27 and last updated on 2026-09-04.
References
Affected products (1)
- cpe:2.3:a:vmware:spring_cloud_stream:*:*:*:*:*:*:*:*
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