cvelistv5 - cve-2026-14671

CVE-2026-14671 (GCVE-0-2026-14671)

Vulnerability from cvelistv5

Published

2026-08-13 13:00

Modified

2026-08-14 03:55

Severity ?

8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE

CWE-843 - Access of Resource Using Incompatible Type ('Type Confusion')

Summary

Type confusion in PostgreSQL module "refint" allows an object creator to execute arbitrary code as the operating system user running the database. The fix for this emerged as a non-security bug report, and the fix appear in the git repository with subject "refint: Remove plan cache.", without a CVE number. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.

References

URL

Tags

https://www.postgresql.org/support/security/CVE-2026-14671/

Impacted products

	Vendor	Product	Version
	n/a	PostgreSQL	Version: 18 < 18.5 Version: 17 < 17.11 Version: 16 < 16.15 Version: 15 < 15.19 Version: 0 < 14.24

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-14671",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-13T00:00:00+00:00",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-14T03:55:27.908Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "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"
            }
          ]
        }
      ],
      "configurations": [
        {
          "lang": "en",
          "value": "Superuser previously issued \"CREATE EXTENSION refint\".  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 Hcamael for reporting this problem."
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "Type confusion in PostgreSQL module \"refint\" allows an object creator to execute arbitrary code as the operating system user running the database.  The fix for this emerged as a non-security bug report, and the fix appear in the git repository with subject \"refint: Remove plan cache.\", without a CVE number.  Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 8.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-843",
              "description": "Access of Resource Using Incompatible Type (\u0027Type Confusion\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-13T13:00:18.697Z",
        "orgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007",
        "shortName": "PostgreSQL"
      },
      "references": [
        {
          "url": "https://www.postgresql.org/support/security/CVE-2026-14671/"
        }
      ],
      "title": "PostgreSQL refint plan cache type confusion executes arbitrary code",
      "x_postgresql": {
        "component": "contrib module"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007",
    "assignerShortName": "PostgreSQL",
    "cveId": "CVE-2026-14671",
    "datePublished": "2026-08-13T13:00:18.697Z",
    "dateReserved": "2026-07-03T20:28:13.192Z",
    "dateUpdated": "2026-08-14T03:55:27.908Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-14671\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-13T13:26:11.146989Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-08-13T15:39:54.423Z\"}}], \"cna\": {\"title\": \"PostgreSQL refint plan cache type confusion executes arbitrary code\", \"credits\": [{\"lang\": \"en\", \"value\": \"The PostgreSQL project thanks Hcamael for reporting this problem.\"}], \"metrics\": [{\"format\": \"CVSS\", \"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 8.8, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\"}}], \"affected\": [{\"vendor\": \"n/a\", \"product\": \"PostgreSQL\", \"versions\": [{\"status\": \"affected\", \"version\": \"18\", \"lessThan\": \"18.5\", \"versionType\": \"rpm\"}, {\"status\": \"affected\", \"version\": \"17\", \"lessThan\": \"17.11\", \"versionType\": \"rpm\"}, {\"status\": \"affected\", \"version\": \"16\", \"lessThan\": \"16.15\", \"versionType\": \"rpm\"}, {\"status\": \"affected\", \"version\": \"15\", \"lessThan\": \"15.19\", \"versionType\": \"rpm\"}, {\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"14.24\", \"versionType\": \"rpm\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://www.postgresql.org/support/security/CVE-2026-14671/\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Type confusion in PostgreSQL module \\\"refint\\\" allows an object creator to execute arbitrary code as the operating system user running the database.  The fix for this emerged as a non-security bug report, and the fix appear in the git repository with subject \\\"refint: Remove plan cache.\\\", without a CVE number.  Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-843\", \"description\": \"Access of Resource Using Incompatible Type (\u0027Type Confusion\u0027)\"}]}], \"x_postgresql\": {\"component\": \"contrib module\"}, \"configurations\": [{\"lang\": \"en\", \"value\": \"Superuser previously issued \\\"CREATE EXTENSION refint\\\".  Attacker has permission to create objects (temporary objects or non-temporary objects in at least one schema).\"}], \"providerMetadata\": {\"orgId\": \"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\", \"shortName\": \"PostgreSQL\", \"dateUpdated\": \"2026-08-13T13:00:18.697Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-14671\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-14T03:55:27.908Z\", \"dateReserved\": \"2026-07-03T20:28:13.192Z\", \"assignerOrgId\": \"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007\", \"datePublished\": \"2026-08-13T13:00:18.697Z\", \"assignerShortName\": \"PostgreSQL\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}

CERTFR-2026-AVI-1024

Vulnerability from certfr_avis

De multiples vulnérabilités ont été découvertes dans PostgreSQL. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, un déni de service à distance et une atteinte à la confidentialité des données.

Solutions

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

Impacted products

Vendor	Product	Description
PostgreSQL	N/A	PostgreSQL versions 16.x antérieures à 16.15
PostgreSQL	N/A	PostgreSQL versions 18.x antérieures à 18.6
PostgreSQL	N/A	PostgreSQL versions 15.x antérieures à 15.19
PostgreSQL	N/A	PostgreSQL versions antérieures à 14.24
PostgreSQL	N/A	PostgreSQL versions 17.x antérieures à 17.11

References

Title

Publication Time

Tags

Bulletin de sécurité PostgreSQL postgresql-186-1711-1615-1519-1424-and-19-beta-3-released-3365

2026-08-13

vendor-advisory

Show details on source website

JSON

To clipboard

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "PostgreSQL versions 16.x ant\u00e9rieures \u00e0 16.15",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "PostgreSQL",
          "scada": false
        }
      }
    },
    {
      "description": "PostgreSQL versions 18.x ant\u00e9rieures \u00e0 18.6",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "PostgreSQL",
          "scada": false
        }
      }
    },
    {
      "description": "PostgreSQL versions 15.x ant\u00e9rieures \u00e0 15.19",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "PostgreSQL",
          "scada": false
        }
      }
    },
    {
      "description": "PostgreSQL versions ant\u00e9rieures \u00e0 14.24",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "PostgreSQL",
          "scada": false
        }
      }
    },
    {
      "description": "PostgreSQL versions 17.x ant\u00e9rieures \u00e0 17.11",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "PostgreSQL",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-14671",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14671"
    },
    {
      "name": "CVE-2026-16239",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-16239"
    },
    {
      "name": "CVE-2026-15742",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-15742"
    },
    {
      "name": "CVE-2026-6469",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-6469"
    },
    {
      "name": "CVE-2026-14681",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14681"
    },
    {
      "name": "CVE-2026-14668",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14668"
    },
    {
      "name": "CVE-2026-16241",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-16241"
    },
    {
      "name": "CVE-2026-18408",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-18408"
    },
    {
      "name": "CVE-2026-16238",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-16238"
    },
    {
      "name": "CVE-2026-19385",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-19385"
    },
    {
      "name": "CVE-2026-14662",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14662"
    },
    {
      "name": "CVE-2026-6470",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-6470"
    },
    {
      "name": "CVE-2026-14669",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14669"
    },
    {
      "name": "CVE-2026-14678",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14678"
    },
    {
      "name": "CVE-2026-15741",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-15741"
    },
    {
      "name": "CVE-2026-14677",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14677"
    },
    {
      "name": "CVE-2026-14680",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14680"
    },
    {
      "name": "CVE-2026-14666",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14666"
    },
    {
      "name": "CVE-2026-14673",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14673"
    },
    {
      "name": "CVE-2026-14663",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14663"
    },
    {
      "name": "CVE-2026-14676",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14676"
    },
    {
      "name": "CVE-2026-6464",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-6464"
    },
    {
      "name": "CVE-2026-6471",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-6471"
    },
    {
      "name": "CVE-2026-14679",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14679"
    },
    {
      "name": "CVE-2026-14672",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14672"
    },
    {
      "name": "CVE-2026-14664",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14664"
    },
    {
      "name": "CVE-2026-14670",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14670"
    },
    {
      "name": "CVE-2026-18024",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-18024"
    }
  ],
  "initial_release_date": "2026-08-14T00:00:00",
  "last_revision_date": "2026-08-14T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-1024",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-08-14T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Injection SQL (SQLi)"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans PostgreSQL. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, un d\u00e9ni de service \u00e0 distance et une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans PostgreSQL",
  "vendor_advisories": [
    {
      "published_at": "2026-08-13",
      "title": "Bulletin de s\u00e9curit\u00e9 PostgreSQL postgresql-186-1711-1615-1519-1424-and-19-beta-3-released-3365",
      "url": "https://www.postgresql.org/about/news/postgresql-186-1711-1615-1519-1424-and-19-beta-3-released-3365/"
    }
  ]
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted

CVE-2026-14671 (GCVE-0-2026-14671)

Vulnerability from cvelistv5

CERTFR-2026-AVI-1024

Vulnerability from certfr_avis

Solutions

Tags

Sightings

Nomenclature