{"id":"CVE-2026-103484","title":"IVFFlat index build in pgvector before 0.8.7 allows a database user to write data out-of-bounds, which can lead to arbitrary code execution.","summary":"IVFFlat index build in pgvector before 0.8.7 allows a database user to write data out-of-bounds, which can lead to arbitrary code execution.","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-787","CWE-1284"],"product":"pgvector","affected":["pgvector < 0.8.7"],"published":"2026-10-01","updated":"2026-10-01","sourceUpdated":"2026-10-01T20:17:23.213","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-103484","references":[{"url":"https://github.com/pgvector/pgvector/commit/ee00d39ab30c2a7cf9510abf9288c624d91db156","label":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007"},{"url":"https://github.com/pgvector/pgvector/issues/1036","label":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-01T19:58:32.132643Z"},"ingestedAt":"2026-10-01T19:58:57.559Z","slug":"CVE-2026-103484","body":"## Overview\n\nIVFFlat index build in pgvector before 0.8.7 allows a database user to write data out-of-bounds, which can lead to arbitrary code execution.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}