CVE-2026-47879

EUVD-2026-66842
Spring 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
SSRF
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.7 HIGH
NETWORK
HIGH
HIGH
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 15.23%
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://spring.io/security/cve-2026-47879