GHSA-9GR3-7897-PP7M

Vulnerability from github – Published: 2021-09-01 18:24 – Updated: 2021-08-31 20:01
VLAI?
Summary
XSS in Image Optimization API for Next.js
Details

Impact

  • Affected: All of the following must be true to be affected
    • Next.js between version 10.0.0 and 11.1.0
    • The next.config.js file has images.domains array assigned
    • The image host assigned in images.domains allows user-provided SVG
  • Not affected: The next.config.js file has images.loader assigned to something other than default
  • Not affected: Deployments on Vercel are not affected

Patches

Next.js v11.1.1

Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Show details on source website
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "next"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "10.0.0"
            },
            {
              "fixed": "11.1.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2021-39178"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2021-08-31T20:01:51Z",
    "nvd_published_at": "2021-08-31T00:15:00Z",
    "severity": "HIGH"
  },
  "details": "### Impact\n- **Affected:** All of the following must be true to be affected\n    - Next.js between version 10.0.0 and 11.1.0\n    - The `next.config.js` file has [`images.domains`](https://nextjs.org/docs/basic-features/image-optimization#domains) array assigned\n    - The image host assigned in [`images.domains`](https://nextjs.org/docs/basic-features/image-optimization#domains) allows user-provided SVG\n- **Not affected**: The `next.config.js` file has [`images.loader`](https://nextjs.org/docs/basic-features/image-optimization#loader) assigned to something other than default\n- **Not affected**: Deployments on [Vercel](https://vercel.com) are not affected\n\n### Patches\n[Next.js v11.1.1](https://github.com/vercel/next.js/releases/tag/v11.1.1)\n\n",
  "id": "GHSA-9gr3-7897-pp7m",
  "modified": "2021-08-31T20:01:51Z",
  "published": "2021-09-01T18:24:22Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/security/advisories/GHSA-9gr3-7897-pp7m"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-39178"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/pull/28620"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/commit/7afc97c5744b38bdf36aa7f87625f438224688aa"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/vercel/next.js"
    },
    {
      "type": "WEB",
      "url": "https://github.com/vercel/next.js/releases/tag/v11.1.1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ],
  "summary": "XSS in Image Optimization API for Next.js"
}


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Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.