EUVD-2026-51988

ArcadeDB versions before 26.7.3 fail to bind the authenticated principal in the MCP HTTP transport, causing all engine permission checks to silently pass as no-ops. Non-root MCP-allowed users can perform arbitrary database writes, DDL, schema mutations, and execute arbitrary JavaScript code via t...

GHSA-VG6X-6PG9-6QWG ArcadeDB: Read-only users can mutate database schema (incomplete fix of CVE-2026-44221)

Impact The fix for CVE-2026-44221 GHSA-fxc7-fm93-6q77 added an UPDATESCHEMA authorization check to a single schema-mutating method LocalDocumentType.createProperty. The remaining public schema mutators were left unchecked, so an authenticated identity including a read-only API token that lacks th...

Budibase: Webhook schema endpoint authorization bypass allows unauthenticated mutation of webhook and automation schema

The webhook schema-building endpoint is registered under builderRoutes, but the generic authorization middleware skips authorization for all paths matching /api/webhooks/schema. As a result, an unauthenticated caller can update the body schema for a known webhook and mutate the corresponding...

GHSA-QHV3-WJG8-6FX6 Budibase: Webhook schema endpoint authorization bypass allows unauthenticated mutation of webhook and automation schema

The webhook schema-building endpoint is registered under builderRoutes, but the generic authorization middleware skips authorization for all paths matching /api/webhooks/schema. As a result, an unauthenticated caller can update the body schema for a known webhook and mutate the corresponding...