CVE-2026-29790 dbt-common: commonprefix() doesn't protect against path traversal

dbt-common is the shared common utilities for dbt-core and adapter implementations use. Prior to versions 1.34.2 and 1.37.3, a path traversal vulnerability exists in dbt-common's safeextract function used when extracting tarball archives. The function uses os.path.commonprefix to validate that...