{"id":"CVE-2026-19001","aliases":["EUVD-2026-57603","GHSA-qp3w-mm2v-5347"],"status":"published","title":"MongoDB BI Connector ODBC driver may write outside an allocated buffer when handling oversized catalog object names","description":"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 corruption within the calling application's process, leading to abnormal termination and, under certain conditions, the potential for arbitrary code execution.","severity":{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00539,"percentile":0.45841,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2026-08-12T20:27:02Z","modified":"2026-10-28T02:31:09Z","products":[{"vendor":"mongodb","product":"bi connector odbc driver"},{"vendor":"mongodb","product":"bi_connector_odbc_driver"}],"references":[{"url":"https://github.com/mongodb/mongo-bi-connector-odbc-driver/releases/tag/v1.4.9","tags":["Vendor Advisory","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19001","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-qp3w-mm2v-5347"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/19xxx/CVE-2026-19001.json","tags":["advisory"]},{"url":"https://github.com/mongodb/mongo-bi-connector-odbc-driver","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2026-19001","title":"MongoDB BI Connector ODBC driver may write outside an allocated buffer when handling oversized catalog object names","description":"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 corruption within the calling application's process, leading to abnormal termination and, under certain conditions, the potential for arbitrary code execution.","status":"published","published":"2026-08-12T20:27:02.913Z","modified":"2026-08-13T12:55:40.15Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N","level":"critical","assessor":"cna"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T13:47:28.691429Z"}],"euvd":[{"id":"EUVD-2026-57603","description":"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 corruption within the calling application's process, leading to abnormal termination and, under certain conditions, the potential for arbitrary code execution.","status":"published","published":"2026-08-12T20:27:02Z","modified":"2026-08-13T12:55:40Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N","level":"critical"}],"updated_at":"2026-11-02T18:01:56.761721Z"}],"ghsa":[{"id":"GHSA-qp3w-mm2v-5347","title":"The MongoDB BI Connector ODBC Driver may write outside the bounds of a fixed-size buffer when an...","description":"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 corruption within the calling application's process, leading to abnormal termination and, under certain conditions, the potential for arbitrary code execution.","status":"published","published":"2026-08-12T21:31:44Z","modified":"2026-08-12T21:31:51Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:10:23.958572Z"}],"nvd":[{"id":"CVE-2026-19001","description":"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 corruption within the calling application's process, leading to abnormal termination and, under certain conditions, the potential for arbitrary code execution.","status":"published","published":"2026-08-12T21:17:37.307Z","modified":"2026-10-23T19:10:00.167Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"critical","assessor":"secondary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:12:37.217486Z"}],"osv":[{"id":"CVE-2026-19001","title":"MongoDB BI Connector ODBC driver may write outside an allocated buffer when handling oversized catalog object names","description":"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 corruption within the calling application's process, leading to abnormal termination and, under certain conditions, the potential for arbitrary code execution.","status":"published","published":"2026-08-12T20:27:02.913Z","modified":"2026-10-28T02:31:09.236807815Z","cvss":[{"version":"4.0","score":9.5,"vector":"CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:N","level":"critical"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:44:58.024074Z"}]}}