What’s Vulnerable › Vulnerabilities

CVE-2026-119576: ArcadeDB from 21.12.1 before 26.10.2 GraphQL Schema Replacement via Read-Only Query Endpoint

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-30 · updated 2026-10-30
• Weakness: CWE-862

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

• ArcadeData arcadedb: from 21.12.1 before 26.10.2 — fixed in 26.10.2

How to fix

Upgrade to a fixed version: ArcadeData arcadedb 26.10.2. Check the vendor advisory for mitigations.

References

• https://github.com/ArcadeData/arcadedb/security/advisories/GHSA-773f-9j7c-cr54
• https://www.vulncheck.com/advisories/arcadedb-from-21.12.1-before-26.10.2-graphql-schema-replacement-via-read-only-query-endpoint

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