GHSA-rjjv-87mx-6x3h
Vulnerability from github
Published
2024-11-25 15:33
Modified
2025-01-22 20:54
Summary
@sveltejs/kit vulnerable to XSS on dev mode 404 page
Details

Summary

"Unsanitized input from the request URL flows into end, where it is used to render an HTML page returned to the user. This may result in a Cross-Site Scripting attack (XSS)."

Details

Source of potentially tainted data is in packages/kit/src/exports/vite/dev/index.js, line 437. This potentially tainted data is passed through a number of steps (which I could detail if you'd like) all the way down to line 91 in packages/kit/src/exports/vite/utils.js, which performs an operation that Snyk believes an attacker shouldn't be allowed to manipulate.

Another source of potentially tainted data (according to Snyk) comes from ‎packages/kit/src/exports/vite/utils.js, line 30, col 30 (i.e., the url property of req). This potentially tainted data is passed through a number of steps (which I could detail if you'd like) all the way down line 91 in packages/kit/src/exports/vite/utils.js, which performs an operation that Snyk believes an attacker shouldn't be allowed to manipulate.

PoC

Not provided

Impact

Little to none. The Vite development is not exposed to the network by default. And even if someone were able to trick a developer into executing an XSS against themselves, a development database should not have any sensitive data.

Show details on source website


{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "@sveltejs/kit"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2.8.3"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2024-53261"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2024-11-25T15:33:19Z",
    "nvd_published_at": "2024-11-25T20:15:10Z",
    "severity": "LOW"
  },
  "details": "### Summary\n\n\"Unsanitized input from *the request URL* flows into `end`, where it is used to render an HTML page returned to the user. This may result in a Cross-Site Scripting attack (XSS).\"\n\n### Details\n\nSource of potentially tainted data is in `packages/kit/src/exports/vite/dev/index.js`, line 437. This potentially tainted data is passed through a number of steps (which I could detail if you\u0027d like) all the way down to line 91 in `packages/kit/src/exports/vite/utils.js`, which performs an operation that Snyk believes an attacker shouldn\u0027t be allowed to manipulate.\n\nAnother source of potentially tainted data (according to Snyk) comes from `\u200epackages/kit/src/exports/vite/utils.js`, line 30, col 30 (i.e., the `url` property of `req`). This potentially tainted data is passed through a number of steps (which I could detail if you\u0027d like) all the way down line 91 in `packages/kit/src/exports/vite/utils.js`, which performs an operation that Snyk believes an attacker shouldn\u0027t be allowed to manipulate.\n\n### PoC\n\nNot provided\n\n### Impact\n\nLittle to none. The Vite development is not exposed to the network by default. And even if someone were able to trick a developer into executing an XSS against themselves, a development database should not have any sensitive data.",
  "id": "GHSA-rjjv-87mx-6x3h",
  "modified": "2025-01-22T20:54:21Z",
  "published": "2024-11-25T15:33:19Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/sveltejs/kit/security/advisories/GHSA-rjjv-87mx-6x3h"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-53261"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sveltejs/kit/pull/13039"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sveltejs/kit/commit/d338d4635a7fd947ba5112df6ee632c4a0979438"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/sveltejs/kit"
    },
    {
      "type": "WEB",
      "url": "https://github.com/sveltejs/kit/releases/tag/%40sveltejs%2Fkit%402.8.3"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "@sveltejs/kit vulnerable to XSS on dev mode 404 page"
}


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