How severe is CVE-2026-59298?

CVE-2026-59298 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-2026-59298 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-59298?

CVE-2026-59298 affects Vmware Spring Cloud Function. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-59298?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2026-59298 published?

CVE-2026-59298 was published on 2026-08-27 and last updated on 2026-09-02.

CVE-2026-59298

CVE-2026-59298 is a low-severity vulnerability in Vmware Spring Cloud Function 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-20.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
EPSS exploit prediction: 0% (12th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Vmware Spring Cloud Function
Published: 2026-08-27
Last modified: 2026-09-02

Description

Potential for improper filtering of HTTP headers 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

Frequently asked questions

What is CVE-2026-59298?: Potential for improper filtering of HTTP headers 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
How severe is CVE-2026-59298?: CVE-2026-59298 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-2026-59298 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-59298?: CVE-2026-59298 affects Vmware Spring Cloud Function. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-59298?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2026-59298 published?: CVE-2026-59298 was published on 2026-08-27 and last updated on 2026-09-02.

References

https://spring.io/security/cve-2026-59298

Affected products (1)

cpe:2.3:a:vmware:spring_cloud_function:*:*:*:*:*:*:*:*

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