CVE-2026-40990: falha de média gravidade em Spring Cloud Function
Unbounded cache for function definitions
Publicada em
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13Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 5.7epss 0.2%
OOM error is possible while attempting to add infinite amount of functions to Function Registry.
Affected Spring Products and Versions:
Spring Cloud Function 3.2.x: versions prior to 3.2.16
Spring Cloud Function 4.1.x: versions prior to 4.1.10
Spring Cloud Function 4.2.x: versions prior to 4.2.6
Spring Cloud Function 4.3.x: versions prior to 4.3.3
Spring Cloud Function 5.0.x: versions prior to 5.0.2
Older, unsupported versions are also affected.
CVSS:3.1/AV:P/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:H
Produtos afetados
Spring · Spring Cloud FunctionCVEs relacionadas — Spring Cloud Function
No mesmo produto, das mais perigosas para as menos.
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-2026-59299LOWComposition lookup can potentially poison base function in Spring Cloud FunctionEPSS 0.2%CVE-2026-40989MEDIUMSelf Routing guard bypassed via function compositionEPSS 0.2%
Referências
https://spring.io/security/cve-2026-40990