CVE-2026-108598

EUVD-2026-96394
Floci 1.1.0 before 2.2.0 contains a code injection vulnerability in VtlTemplateEngine that allows unauthenticated attackers to execute commands via unrestricted Velocity mapping templates. Attackers can create a REST API with a MOCK integration whose template uses $util reflection to reach Runtime or ProcessBuilder, executing OS commands in the Floci JVM.
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Common Weakness Enumeration
References
https://github.com/floci-io/floci
https://github.com/floci-io/floci/blob/560b3e4aae61cea3ac7d4d51843bdffd0e3085fd/src/main/java/io/github/hectorvent/floci/services/apigateway/VtlTemplateEngine.java#L74-L114
https://github.com/floci-io/floci/commit/144b90e6fa861a5ac882e99a090d503da01945c4
https://github.com/floci-io/floci/releases/tag/2.2.0
https://github.com/floci-io/floci/security/advisories/GHSA-3p4c-wp7w-mgjx
https://github.com/ghostx-86/exploitarium/tree/main/floci-apigateway-vtl-rce-poc
https://www.vulncheck.com/advisories/floci-1.1.0-before-2.2.0-rce-via-api-gateway-vtl-mapping-templates