CVE-2026-59299: low-severity vulnerability in Spring Cloud Function
Composition lookup can potentially poison base function in Spring Cloud Function
Published · Updated
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8Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 3.1epss 0.2%
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
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:L/I:L/A:N
Affected products
Spring · Spring Cloud FunctionRelated CVEs — Spring Cloud Function
In the same product, most dangerous first.
CVE-2026-59291LOWPotential arbitrary file read and SSRF vulnerability in Spring Cloud FunctionEPSS 0.2%CVE-2026-59301LOWPotential for logging sensitive data in Spring Cloud Function AzureEPSS 0.2%CVE-2026-59298LOWPotential for improper filtering of HTTP headers in Spring Cloud FunctionEPSS 0.2%CVE-2026-59300LOWPotential for logging sensitive data in Spring Cloud Function AWSEPSS 0.2%CVE-2026-40990MEDIUMUnbounded cache for function definitionsEPSS 0.2%CVE-2026-40989MEDIUMSelf Routing guard bypassed via function compositionEPSS 0.2%