Vulnerability · Published Oct 30, 2026 · Assigned by VulnCheck
CVE-2026-119576ArcadeDB from 21.12.1 before 26.10.2 GraphQL Schema Replacement via Read-Only Query Endpoint
Medium 4.3
In plain English
A medium-severity missing authorization in arcadedb from ArcadeData. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities).
Severity (CVSS 3.1)4.3Medium
Exploit odds (30 days)0.2%top 88.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
ArcadeDB from 21.12.1 before 26.10.2 contains an authorization bypass vulnerability that allows users with only readRecord to replace the shared GraphQL schema via the read-only query endpoint. Attackers can send a GraphQL type definition with a crafted @sql directive to /api/v1/query/{database}, altering query results returned to other users including administrators.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ArcadeData | arcadedb | 21.12.1 – before 26.10.2 |
Weakness: CWE-862 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N