{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-48774/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-19T19:34:39.971Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-48774","@id":"https://www.cve.org/CVERecord?id=CVE-2026-48774","description":"ProxySQL is a proxy for MySQL and its forks, as well as PostgreSQL. In versions 3.0.0 through 3.0.8, ProxySQL's GenAI/MCP `run_sql_readonly` tool violates its documented read-only contract for MySQL targets. The tool validates only the full input string with a substring blacklist and first-keyword allowlist, but then executes the entire SQL string on a backend connection created with `CLIENT_MULTI_STATEMENTS`. As a result, a caller can submit a read-only first statement followed by a side-effect"},"products":[{"@id":"cpe:2.3:a:sysown:proxysql:\\>\\=_3.0.6\\,_\\<_3.0.9:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:sysown:proxysql:\\>\\=_3.0.6\\,_\\<_3.0.9:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"No fixed version is published yet; monitor the upstream advisory.","timestamp":"2026-06-19T19:34:39.971Z"}]}