{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-14666", "assignerOrgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "state": "PUBLISHED", "assignerShortName": "PostgreSQL", "dateReserved": "2026-07-03T20:28:10.229Z", "datePublished": "2026-08-13T13:00:03.720Z", "dateUpdated": "2026-08-13T13:00:03.720Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "shortName": "PostgreSQL", "dateUpdated": "2026-08-13T13:00:03.720Z"}, "title": "PostgreSQL row security caching disregards role modifications", "x_postgresql": {"component": "core server"}, "descriptions": [{"lang": "en", "value": "Incomplete tracking in PostgreSQL of changes to role membership, role attributes, and database ownership allows a query to continue using cached row-level security policies after those changes require a different policy, via plan reuse. Stale policies continue until some other event invalidates the cache or connection termination ends the session. This permits a user to complete reads and modifications that were recently permitted but now forbidden. An attacker must tailor an attack to a particular application's pattern of privilege removal and role-specific row security policies. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected."}], "affected": [{"defaultStatus": "unaffected", "product": "PostgreSQL", "vendor": "n/a", "versions": [{"lessThan": "18.5", "status": "affected", "version": "18", "versionType": "rpm"}, {"lessThan": "17.11", "status": "affected", "version": "17", "versionType": "rpm"}, {"lessThan": "16.15", "status": "affected", "version": "16", "versionType": "rpm"}, {"lessThan": "15.19", "status": "affected", "version": "15", "versionType": "rpm"}, {"lessThan": "14.24", "status": "affected", "version": "0", "versionType": "rpm"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-1250", "type": "CWE", "description": "Improper Preservation of Consistency Between Independent Representations of Shared State"}]}], "references": [{"url": "https://www.postgresql.org/support/security/CVE-2026-14666/"}], "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N", "baseScore": 4.2, "baseSeverity": "MEDIUM"}}], "configurations": [{"lang": "en", "value": "application uses row security policies that react to the current role, and application modifies roles to change the applicable policies"}], "credits": [{"lang": "en", "value": "The PostgreSQL project thanks Staroverov Ilja and Shinya Kato for reporting this problem."}]}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "PostgreSQL", "vendor": "n/a", "versions": [{"lessThan": "18.5", "status": "affected", "version": "18", "versionType": "rpm"}, {"lessThan": "17.11", "status": "affected", "version": "17", "versionType": "rpm"}, {"lessThan": "16.15", "status": "affected", "version": "16", "versionType": "rpm"}, {"lessThan": "15.19", "status": "affected", "version": "15", "versionType": "rpm"}, {"lessThan": "14.24", "status": "affected", "version": "0", "versionType": "rpm"}]}], "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Incomplete tracking in PostgreSQL of changes to role membership, role attributes, and database ownership allows a query to continue using cached row-level security policies after those changes require a different policy, via plan reuse. Stale policies continue until some other event invalidates the cache or connection termination ends the session. This permits a user to complete reads and modifications that were recently permitted but now forbidden. An attacker must tailor an attack to a particular application's pattern of privilege removal and role-specific row security policies. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected."}], "id": "CVE-2026-14666", "lastModified": "2026-08-13T13:17:43.993", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.2, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 2.5, "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "type": "Secondary"}]}, "published": "2026-08-13T13:17:43.993", "references": [{"source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "url": "https://www.postgresql.org/support/security/CVE-2026-14666/"}], "sourceIdentifier": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-1250"}], "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "type": "Secondary"}]}

{}

{}