{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-120063", "assignerOrgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "state": "PUBLISHED", "assignerShortName": "PostgreSQL", "dateReserved": "2026-10-30T19:25:18.920Z", "datePublished": "2026-11-02T19:09:12.867Z", "dateUpdated": "2026-11-02T19:36:16.948Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "shortName": "PostgreSQL", "dateUpdated": "2026-11-02T19:09:12.867Z"}, "title": "psqlODBC stack buffer overflow when quoting long schema and table names", "datePublic": "2026-11-02T00:00:00.000Z", "descriptions": [{"lang": "en", "value": "When psqlODBC quotes a schema or table name into a 128-byte stack buffer, its length check lets it write up to two bytes past the end of the buffer for a long name. The names come from the application's SQL text: the table of a statement the driver parses to describe its columns, and the target of the last INSERT when the driver rewrites SELECT @@IDENTITY. In the @@IDENTITY rewrite, a column name sent by the server can also write one byte past the buffer. The bytes written past the buffer are a double quote and a NUL. An application that forwards untrusted SQL text to the driver exposes its process to stack corruption. Versions before psqlODBC 18.00.0006 are affected."}], "affected": [{"vendor": "PostgreSQL", "product": "psqlODBC", "repo": "https://github.com/postgresql-interfaces/psqlodbc", "programFiles": ["info.c", "convert.c", "parse.c"], "programRoutines": [{"name": "identifierEscape"}, {"name": "inner_process_tokens"}, {"name": "getCOLIfromTable"}], "defaultStatus": "unaffected", "versions": [{"version": "0", "lessThan": "18.00.0006", "status": "affected", "versionType": "custom"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-121", "description": "CWE-121 Stack-based Buffer Overflow"}]}, {"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-787", "description": "CWE-787 Out-of-bounds Write"}]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H", "baseScore": 5.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "HIGH", "privilegesRequired": "LOW", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "availabilityImpact": "HIGH"}}], "workarounds": [{"lang": "en", "value": "Do not pass SQL text from untrusted sources to the driver."}], "solutions": [{"lang": "en", "value": "Upgrade to psqlODBC 18.00.0006 or later. identifierEscape bounds every write to the output buffer, including the closing quote and the terminator."}], "references": [{"url": "https://github.com/postgresql-interfaces/psqlodbc/security/advisories/GHSA-285r-84w3-xcxv", "tags": ["vendor-advisory"]}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-11-02T19:36:05.190717Z", "id": "CVE-2026-120063", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-02T19:36:16.948Z"}}]}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "psqlODBC", "programFiles": ["info.c", "convert.c", "parse.c"], "programRoutines": [{"name": "identifierEscape"}, {"name": "inner_process_tokens"}, {"name": "getCOLIfromTable"}], "repo": "https://github.com/postgresql-interfaces/psqlodbc", "vendor": "PostgreSQL", "versions": [{"lessThan": "18.00.0006", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "When psqlODBC quotes a schema or table name into a 128-byte stack buffer, its length check lets it write up to two bytes past the end of the buffer for a long name. The names come from the application's SQL text: the table of a statement the driver parses to describe its columns, and the target of the last INSERT when the driver rewrites SELECT @@IDENTITY. In the @@IDENTITY rewrite, a column name sent by the server can also write one byte past the buffer. The bytes written past the buffer are a double quote and a NUL. An application that forwards untrusted SQL text to the driver exposes its process to stack corruption. Versions before psqlODBC 18.00.0006 are affected."}], "id": "CVE-2026-120063", "lastModified": "2026-11-02T19:34:23.993", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:H", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 4.2, "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "type": "Secondary"}]}, "published": "2026-11-02T19:18:03.557", "references": [{"source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "url": "https://github.com/postgresql-interfaces/psqlodbc/security/advisories/GHSA-285r-84w3-xcxv"}], "sourceIdentifier": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-121"}, {"lang": "en", "value": "CWE-787"}], "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "type": "Secondary"}]}

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