CVE-2026-75843

EUVD-2026-60607
ArcadeDB before 26.8.1 fails to bind the authenticated principal on the gRPC transaction executor thread in beginTransaction, allowing authenticated readers to execute JavaScript commands without scripting authorization checks. Attackers can execute executeCommand with a transaction ID to run unrestricted JavaScript that creates server-wide administrator accounts.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.9 CRITICAL
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/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/ArcadeData/arcadedb/security/advisories/GHSA-p29f-345w-4qwf
https://www.vulncheck.com/advisories/arcadedb-before-privilege-escalation-via-grpc-transaction
https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-p29f-345w-4qwf