{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-120144", "assignerOrgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "state": "PUBLISHED", "assignerShortName": "PostgreSQL", "dateReserved": "2026-10-30T22:45:08.383Z", "datePublished": "2026-11-12T14:15:23.436Z", "dateUpdated": "2026-11-12T14:15:23.436Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "shortName": "PostgreSQL", "dateUpdated": "2026-11-12T14:15:23.436Z"}, "title": "PostgreSQL type-cache invalidation gap executes arbitrary code", "x_postgresql": {"component": "core server"}, "descriptions": [{"lang": "en", "value": "Type confusion from incomplete PostgreSQL type-cache invalidation allows an object creator to execute arbitrary code as the operating system user running the database, via a composite type change while its cache entry is being populated. Within major version 18, minor versions before PostgreSQL 18.7 are affected. Versions before PostgreSQL 18 are unaffected."}], "affected": [{"defaultStatus": "unaffected", "product": "PostgreSQL", "vendor": "n/a", "versions": [{"lessThan": "18.7", "status": "affected", "version": "18", "versionType": "rpm"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-843", "type": "CWE", "description": "Access of Resource Using Incompatible Type ('Type Confusion')"}]}], "references": [{"url": "https://www.postgresql.org/support/security/CVE-2026-120144/"}], "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH"}}], "configurations": [{"lang": "en", "value": "attacker has permission to create objects (temporary objects or non-temporary objects in at least one schema)"}], "credits": [{"lang": "en", "value": "The PostgreSQL project thanks Peter Geoghegan for reporting this problem."}]}}}

{}

{}

{}

{}