CVE-2026-55098 Arc: DuckDB I/O aliases bypass database RBAC after CVE-2026-47735

Arc is an open, SQL-native time-series database for telemetry. Prior to the repository-verified 26.06.2 repair, the remediation of CVE-2026-47735 leaves a cross-database authorization bypass through DuckDB table-valued I/O functions. In internal/database/sandbox.go, alloweddirectories uses...

CVE-2026-55098

The Arc time-series database contains a cross-database authorization bypass in versions prior to 26.06.2 . The vulnerability stems from an incomplete denylist in userSQLReadParquetPattern that fails to block specific DuckDB table-valued I/O functions such as parquet_scan, glob, parquet_metadata, ...

EUVD-2026-114443

Arc is an open, SQL-native time-series database for telemetry. Prior to the repository-verified 26.06.2 repair, the remediation of CVE-2026-47735 leaves a cross-database authorization bypass through DuckDB table-valued I/O functions. In internal/database/sandbox.go, alloweddirectories uses...