{"id":"CVE-2026-19001","title":"The MongoDB BI Connector ODBC Driver may write outside the bounds of a fixed-size buffer when an application supplies an unusually long catalog, schema, or object name to a metadata retrieval function","summary":"The MongoDB BI Connector ODBC Driver may write outside the bounds of a fixed-size buffer when an application supplies an unusually long catalog, schema, or object name to a metadata retrieval function. This may result in memory corruptio…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-190"],"vendor":"mongodb","product":"bi_connector_odbc_driver","affected":["bi_connector_odbc_driver >= 1.0.0, < 1.4.9"],"patched":["bi_connector_odbc_driver 1.4.9"],"published":"2026-08-12","updated":"2026-09-11","sourceUpdated":"2026-09-11T18:53:56.270","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-19001","references":[{"url":"https://github.com/mongodb/mongo-bi-connector-odbc-driver/releases/tag/v1.4.9","label":"cna@mongodb.com"}],"tags":["nvd"],"epss":0.00402,"epssPercentile":0.34267,"ingestedAt":"2026-09-11T19:57:09.303Z","slug":"CVE-2026-19001","body":"## Overview\n\nThe MongoDB BI Connector ODBC Driver may write outside the bounds of a fixed-size buffer when an application supplies an unusually long catalog, schema, or object name to a metadata retrieval function. This may result in memory corruption within the calling application's process, leading to abnormal termination and, under certain conditions, the potential for arbitrary code execution.\n\n## Affected\n\n- `bi_connector_odbc_driver >= 1.0.0, < 1.4.9`\n\n## Remediation\n\nUpgrade past the affected range:\n\n- `bi_connector_odbc_driver 1.4.9`","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}