FKIE_CVE-2026-32286

Vulnerability from fkie_nvd - Published: 2026-03-26 20:16 - Updated: 2026-06-03 14:28
Severity
7.5 (High) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
The DataRow.Decode function fails to properly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, causing a slice bounds out of range panic.
References
security@golang.orghttps://github.com/advisories/GHSA-jqcq-xjh3-6g23Third Party Advisory
security@golang.orghttps://github.com/golang/vulndb/issues/4518Issue Tracking
security@golang.orghttps://github.com/jackc/pgx/issues/2507Issue Tracking
security@golang.orghttps://pkg.go.dev/vuln/GO-2026-4518Patch, Third Party Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0https://securityinfinity.com/research/memory-safety-vulnerabilities-in-go-postgresql-wire-protocol-parsers-pgproto3-pgxMitigation, Third Party Advisory
Impacted products
Vendor Product Version
jackc pgproto3 *
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:jackc:pgproto3:*:*:*:*:*:go:*:*",
              "matchCriteriaId": "C7421789-D5FC-421F-A35D-B5B66FFAC4B3",
              "versionEndIncluding": "2.3.3",
              "versionStartIncluding": "2.0.0",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The DataRow.Decode function fails to properly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, causing a slice bounds out of range panic."
    },
    {
      "lang": "es",
      "value": "La funci\u00f3n DataRow.Decode no valida correctamente las longitudes de los campos. Un servidor PostgreSQL malicioso o comprometido puede enviar un mensaje DataRow con una longitud de campo negativa, causando un p\u00e1nico de desbordamiento de l\u00edmites de slice."
    }
  ],
  "id": "CVE-2026-32286",
  "lastModified": "2026-06-03T14:28:24.277",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 7.5,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 3.6,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ]
  },
  "published": "2026-03-26T20:16:12.303",
  "references": [
    {
      "source": "security@golang.org",
      "tags": [
        "Third Party Advisory"
      ],
      "url": "https://github.com/advisories/GHSA-jqcq-xjh3-6g23"
    },
    {
      "source": "security@golang.org",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://github.com/golang/vulndb/issues/4518"
    },
    {
      "source": "security@golang.org",
      "tags": [
        "Issue Tracking"
      ],
      "url": "https://github.com/jackc/pgx/issues/2507"
    },
    {
      "source": "security@golang.org",
      "tags": [
        "Patch",
        "Third Party Advisory"
      ],
      "url": "https://pkg.go.dev/vuln/GO-2026-4518"
    },
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "tags": [
        "Mitigation",
        "Third Party Advisory"
      ],
      "url": "https://securityinfinity.com/research/memory-safety-vulnerabilities-in-go-postgresql-wire-protocol-parsers-pgproto3-pgx"
    }
  ],
  "sourceIdentifier": "security@golang.org",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-129"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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