{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-120153", "assignerOrgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "state": "PUBLISHED", "assignerShortName": "PostgreSQL", "dateReserved": "2026-10-30T22:45:08.383Z", "datePublished": "2026-11-12T14:15:29.010Z", "dateUpdated": "2026-11-12T21:42:51.423Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "shortName": "PostgreSQL", "dateUpdated": "2026-11-12T14:15:29.010Z"}, "title": "PostgreSQL extension-script substitutions allow SQL injection through object names", "x_postgresql": {"component": "core server"}, "descriptions": [{"lang": "en", "value": "SQL injection in PostgreSQL extension-script substitutions allows an attacker with database-level CREATE privilege to execute arbitrary code as the bootstrap superuser, via a schema or owner name containing newlines or other special substrings. This is similar to CVE-2023-39417, but it requires a non-bundled extension with a vulnerable script pattern. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected."}], "affected": [{"defaultStatus": "unaffected", "product": "PostgreSQL", "vendor": "n/a", "versions": [{"lessThan": "18.7", "status": "affected", "version": "18", "versionType": "rpm"}, {"lessThan": "17.12", "status": "affected", "version": "17", "versionType": "rpm"}, {"lessThan": "16.16", "status": "affected", "version": "16", "versionType": "rpm"}, {"lessThan": "15.20", "status": "affected", "version": "15", "versionType": "rpm"}, {"lessThan": "14.25", "status": "affected", "version": "0", "versionType": "rpm"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-89", "type": "CWE", "description": "Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')"}]}], "references": [{"url": "https://www.postgresql.org/support/security/CVE-2026-120153/"}], "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.2, "baseSeverity": "HIGH"}}], "configurations": [{"lang": "en", "value": "attacker has database-level CREATE privilege, and administrator has installed the files of a vulnerable non-bundled extension"}], "credits": [{"lang": "en", "value": "The PostgreSQL project thanks Anthropic OSS program, Sven Klemm, and Aaron chen for reporting this problem."}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-11-12T21:11:23.802259Z", "id": "CVE-2026-120153", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-12T21:42:51.423Z"}}]}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "PostgreSQL", "vendor": "n/a", "versions": [{"lessThan": "18.7", "status": "affected", "version": "18", "versionType": "rpm"}, {"lessThan": "17.12", "status": "affected", "version": "17", "versionType": "rpm"}, {"lessThan": "16.16", "status": "affected", "version": "16", "versionType": "rpm"}, {"lessThan": "15.20", "status": "affected", "version": "15", "versionType": "rpm"}, {"lessThan": "14.25", "status": "affected", "version": "0", "versionType": "rpm"}]}], "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "SQL injection in PostgreSQL extension-script substitutions allows an attacker with database-level CREATE privilege to execute arbitrary code as the bootstrap superuser, via a schema or owner name containing newlines or other special substrings. This is similar to CVE-2023-39417, but it requires a non-bundled extension with a vulnerable script pattern. Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected."}], "id": "CVE-2026-120153", "lastModified": "2026-11-12T22:19:08.277", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "HIGH", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.2, "impactScore": 5.9, "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-120153", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "role": "CISA Coordinator", "timestamp": "2026-11-12T21:11:23.802259Z", "version": "2.0.3"}}]}, "published": "2026-11-12T15:17:44.073", "references": [{"source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "url": "https://www.postgresql.org/support/security/CVE-2026-120153/"}], "sourceIdentifier": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-89"}], "source": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007", "type": "Secondary"}]}

{"bugzilla": {"description": "postgresql: postgresql: arbitrary code execution via SQL injection in extension-script substitutions", "id": "2572571", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2572571"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.2", "cvss3_scoring_vector": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-89", "details": ["A flaw was found in PostgreSQL. An authenticated user with database-level CREATE privileges can execute arbitrary code as the administrative superuser through a Structured Query Language (SQL) injection vulnerability in extension-script substitutions. By supplying a crafted schema or owner name containing newlines or special characters to an affected extension script, an attacker can manipulate script execution to achieve privilege escalation."], "mitigation": {"lang": "en:us", "value": "Revoke database-level CREATE privileges from untrusted users, avoid installing non-bundled third-party extensions, and restrict PostgreSQL network connectivity to trusted management networks.\n1. Revoke database creation permissions using SQL:\nREVOKE CREATE ON DATABASE <database_name> FROM <username>;\n2. Restrict PostgreSQL network access to trusted sources using firewalld:\nfirewall-cmd --permanent --zone=public --remove-service=postgresql\nfirewall-cmd --permanent --zone=trusted --add-source=<trusted_ip_or_subnet>\nfirewall-cmd --reload\nCaveats:\nRevoking CREATE rights prevents affected database users from creating new schemas or database objects, which may break applications that rely on dynamic object creation. Limiting firewall access prevents incoming database connections from unauthorized networks.\nWarning:\nModifying firewall settings requires a reload using `firewall-cmd --reload`. If modifying access controls within `pg_hba.conf` or `postgresql.conf`, execute `systemctl reload postgresql` to apply changes without restarting the daemon or terminating active client connections."}, "name": "CVE-2026-120153", "package_state": [{"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Affected", "package_name": "libpq", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Affected", "package_name": "postgresql17", "product_name": "Red Hat Hardened Images"}, {"cpe": "cpe:/a:redhat:hummingbird:1", "fix_state": "Affected", "package_name": "postgresql18", "product_name": "Red Hat Hardened Images"}], "public_date": "2026-11-12T14:15:29Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-120153\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-120153\nhttps://www.postgresql.org/support/security/CVE-2026-120153/"], "statement": "Red Hat has rated this vulnerability as having an impact of Important because successful exploitation allows an authenticated database user to escalate privileges to the administrative superuser, potentially executing code on the underlying host system. The flaw requires specific prerequisites: the user must possess database-level CREATE privileges, and the database must use an external, non-bundled extension containing vulnerable script substitution patterns. Default PostgreSQL installations provided with Red Hat enterprise distributions do not include these vulnerable extension scripts, limiting risk to environments that deploy unverified third-party extensions.", "threat_severity": "Important"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[18,18.7)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[17,17.12)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[16,16.16)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[15,15.20)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,14.25)"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "PostgreSQL", "source": "cna", "vendor": "n/a"}, "product": "postgresql", "vendor": "postgresql"}], "created": "2026-11-13T00:15:11.506269+00:00", "updated": "2026-11-13T00:15:11.506285+00:00", "vendors": ["postgresql", "postgresql$PRODUCT$postgresql"]}