CVE-2026-59299: spring cloud — Fix

Description

Composition lookup can potentially poison base function 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

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CVSS v3.1 Score

3.1

LOW

CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N

EPSS — Exploit Prediction

0.0015

Probability of exploitation

0.05%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-471 CWE-471

Affected Products

Vendor	Product	Versions
vmware	spring_cloud_function	3.2.0 — 3.2.17
vmware	spring_cloud_function	4.2.0 — 4.2.8
vmware	spring_cloud_function	4.3.0 — 4.3.5
vmware	spring_cloud_function	5.0.0 — 5.0.4

References

Advisories & Patches

https://spring.io/security/cve-2026-59299

Frequently Asked Questions

What is CVE-2026-59299? +

Composition lookup can potentially poison base function 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 It has a CVSS v3.1 base score of 3.1 (LOW).

How severe is CVE-2026-59299? +

CVE-2026-59299 has a CVSS v3.1 score of 3.1 out of 10, rated LOW. This is a low-severity vulnerability with limited impact. The EPSS score is 0.0015, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-59299? +

CVE-2026-59299 affects products from vmware, specifically: spring_cloud_function. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-59299? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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