Spring Cloud Gateway SSRF and native file access with gRPC

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-47879
StatePUBLISHED
Assignervmware
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-08-27 06:17:17 UTC
Updated2026-09-10 15:18:41 UTC
DescriptionSpring Cloud Gateway JsonToGrpcGatewayFilterFactory allows arbitrary Spring Resource locations for defining the proto descriptor. Spring Cloud Gateway 5.0.0 - 5.0.2 Spring Cloud Gateway 4.3.0 - 4.3.5 Spring Cloud Gateway 4.0.0 - 4.2.9 Spring Cloud Gateway 3.1.13 and earlier

Risk And Classification

Primary CVSS: v3.1 8.7 HIGH from [email protected]

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

EPSS: 0.002430000 probability, percentile 0.152490000 (date 2026-08-30)

Problem Types: CWE-918 | CWE-918 Server-Side Request Forgery (SSRF) | CWE-918 CWE-918 Server-Side Request Forgery (SSRF)

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary8.7HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N
3.1[email protected]Secondary7.7HIGHCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
3.1CNACVSS7.7HIGHCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Vmware Spring Cloud Gateway All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Spring Spring Cloud Gateway affected 5.0.0 5.0.2 custom Not specified
CNA Spring Spring Cloud Gateway affected 4.3.0 4.3.5 custom Not specified
CNA Spring Spring Cloud Gateway affected 4.0.0 4.2.9 custom Not specified
CNA Spring Spring Cloud Gateway affected 3.1.13 custom Not specified

References

ReferenceSourceLinkTags
spring.io/security/cve-2026-47879 [email protected] spring.io Vendor Advisory
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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