Open-source vector similarity search for Postgres. Supports L2 distance, inner product, and cosine distance Security Fix(es): * pgvector: pgvector: Arbitrary code execution via out-of-bounds write during IVFFlat index build (CVE-2026-103484) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.