CVE-2026-116252 (GCVE-0-2026-116252)
Vulnerability from cvelistv5
Published
2026-10-30 19:55
Modified
2026-10-30 19:55
CWE
  • CWE-88 - Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
  • CWE-522 - Insufficiently Protected Credentials
  • CWE-918 - Server-Side Request Forgery (SSRF)
Summary
pgAdmin 4's materialized view refresh passed the target database's name to psql's --dbname argument unchanged. libpq treats a --dbname value containing "=" (or a postgresql:// URI) as a full connection string, whose keywords override the host, port and other settings pgAdmin had supplied. A database whose name is such a string, which any role with CREATEDB can create, therefore redirected the psql process pgAdmin starts for the refresh to a host and port of the creator's choosing, and the connecting user's saved server password was presented to that endpoint. It also let the pgAdmin host be made to open connections to arbitrary addresses. The same weakness was fixed for Backup, Restore, Maintenance and Import/Export Data in earlier releases (CVE-2026-86862); the materialized view refresh was the remaining caller. The fix routes the name through the same database_conninfo() helper, so libpq treats it strictly as a database name. This issue affects pgAdmin 4: before 9.19.
Impacted products
Vendor Product Version
pgadmin.org pgAdmin 4 Version: 0   < 9.19
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Show details on NVD website


{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "modules": [
            "Materialized Views"
          ],
          "product": "pgAdmin 4",
          "programFiles": [
            "https://github.com/pgadmin-org/pgadmin4/blob/master/web/pgadmin/browser/server_groups/servers/databases/schemas/views/__init__.py"
          ],
          "repo": "https://github.com/pgadmin-org/pgadmin4",
          "vendor": "pgadmin.org",
          "versions": [
            {
              "lessThan": "9.19",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "\ubc30\uc2b9\uc6d0 (Bae Seung-won), Ajou University (@baeseungwon1010) \u003cqotmddnjs@ajou.ac.kr\u003e"
        },
        {
          "lang": "en",
          "type": "remediation developer",
          "value": "Hitesh Jambhale \u003chitesh.jambhale@enterprisedb.com\u003e"
        },
        {
          "lang": "en",
          "type": "remediation reviewer",
          "value": "Ashesh Vashi \u003cashesh.vashi@enterprisedb.com\u003e"
        }
      ],
      "datePublic": "2026-10-29T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "pgAdmin 4\u0027s materialized view refresh passed the target database\u0027s name to psql\u0027s --dbname argument unchanged. libpq treats a --dbname value containing \"=\" (or a postgresql:// URI) as a full connection string, whose keywords override the host, port and other settings pgAdmin had supplied. A database whose name is such a string, which any role with CREATEDB can create, therefore redirected the psql process pgAdmin starts for the refresh to a host and port of the creator\u0027s choosing, and the connecting user\u0027s saved server password was presented to that endpoint. It also let the pgAdmin host be made to open connections to arbitrary addresses.\n\nThe same weakness was fixed for Backup, Restore, Maintenance and Import/Export Data in earlier releases (CVE-2026-86862); the materialized view refresh was the remaining caller. The fix routes the name through the same database_conninfo() helper, so libpq treats it strictly as a database name.\n\nThis issue affects pgAdmin 4: before 9.19."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "Same threat model and vector as CVE-2026-86862, of which this is the remaining caller. The attacker needs a database role with CREATEDB on a server another pgAdmin user connects to, and that user must refresh a materialized view in that database; no other precondition applies, so Attack Complexity is Low. Confidentiality is High because the victim\u0027s saved server password is sent to the attacker\u0027s endpoint. Integrity and Availability are None. Scope is Unchanged, as for CVE-2026-86862: the credential is captured from the user\u0027s own connection rather than a different authority being exercised."
            }
          ]
        },
        {
          "cvssV4_0": {
            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "Same reasoning as the CVSS 3.1 entry. AT:N because no condition outside the attacker\u0027s control is needed beyond the victim using the feature. VC:H for the captured password; no subsequent-system impact is claimed from the flaw itself."
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-88",
              "description": "CWE-88 Improper Neutralization of Argument Delimiters in a Command (\u0027Argument Injection\u0027)",
              "lang": "en",
              "type": "CWE"
            },
            {
              "cweId": "CWE-522",
              "description": "CWE-522 Insufficiently Protected Credentials",
              "lang": "en",
              "type": "CWE"
            },
            {
              "cweId": "CWE-918",
              "description": "CWE-918 Server-Side Request Forgery (SSRF)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-30T19:55:20.208Z",
        "orgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007",
        "shortName": "PostgreSQL"
      },
      "references": [
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/pgadmin-org/pgadmin4/issues/10645"
        },
        {
          "tags": [
            "patch"
          ],
          "url": "https://github.com/pgadmin-org/pgadmin4/commit/a1a43e8c28cf10cec73df0c476905562d19af483"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "pgAdmin 4: Materialized view refresh redirects its connection through a crafted database name"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "f86ef6dc-4d3a-42ad-8f28-e6d5547a5007",
    "assignerShortName": "PostgreSQL",
    "cveId": "CVE-2026-116252",
    "datePublished": "2026-10-30T19:55:20.208Z",
    "dateReserved": "2026-10-25T16:26:16.420Z",
    "dateUpdated": "2026-10-30T19:55:20.208Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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