GHSA-XGRM-4FWX-7QM8

Vulnerability from github – Published: 2026-04-07 18:31 – Updated: 2026-04-18 00:25
VLAI?
Summary
pgx contains memory-safety vulnerability
Details

pgx is a pure Go driver and toolkit for PostgreSQL. pgx prior to v5.9.0 contains a memory-safety vulnerability.

Severity ?
9.8 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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{
  "affected": [
    {
      "package": {
        "ecosystem": "Go",
        "name": "github.com/jackc/pgx/v5/pgproto3"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.9.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-33815"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": true,
    "github_reviewed_at": "2026-04-10T14:10:46Z",
    "nvd_published_at": "2026-04-07T16:16:24Z",
    "severity": "CRITICAL"
  },
  "details": "[pgx](github.com/jackc/pgx/v5) is a pure Go driver and toolkit for PostgreSQL. pgx prior to v5.9.0 contains a memory-safety vulnerability.",
  "id": "GHSA-xgrm-4fwx-7qm8",
  "modified": "2026-04-18T00:25:53Z",
  "published": "2026-04-07T18:31:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-33815"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jackc/pgx/issues/2519"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jackc/pgx/issues/2530"
    },
    {
      "type": "WEB",
      "url": "https://github.com/jackc/pgx/commit/6dbad4cafdb8a4daab7ff79c858c95da4b6109e8"
    },
    {
      "type": "WEB",
      "url": "https://pkg.go.dev/vuln/GO-2026-4771"
    },
    {
      "type": "PACKAGE",
      "url": "github.com/jackc/pgx/v5"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "pgx contains memory-safety vulnerability"
}


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