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GHSA-2Q2Q-JR9G-V9RF

Vulnerability from github – Published: 2026-08-28 18:47 – Updated: 2026-08-28 18:47
VLAI
Summary
Weblate has IDOR in GroupViewSet that allows authenticated project manager to gain unauthorized read access to any private project
Details

Impact

The API did not properly handle project- and workspace-scoped teams and allowed setting invalid configurations, including granting access to projects the user has no access to.

Patches

  • https://github.com/WeblateOrg/weblate/pull/19970

References

Parts of this issue were independently reported by four reporters: * @H3xV0rT3x via GitHub * imhego via HackerOne * v01demort via HackerOne * b4nder via HackerOne

Show details on source website

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "Weblate"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2026.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-55228"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-08-28T18:47:29Z",
    "nvd_published_at": "2026-08-26T21:16:38Z",
    "severity": "HIGH"
  },
  "details": "### Impact\nThe API did not properly handle project- and workspace-scoped teams and allowed setting invalid configurations, including granting access to projects the user has no access to.\n\n### Patches\n* https://github.com/WeblateOrg/weblate/pull/19970\n\n\n### References\n\nParts of this issue were independently reported by four reporters:\n * @H3xV0rT3x via GitHub\n * [imhego](https://hackerone.com/imhego) via HackerOne\n * [v01demort](https://hackerone.com/v01demort) via HackerOne\n * [b4nder](https://hackerone.com/b4nder) via HackerOne",
  "id": "GHSA-2q2q-jr9g-v9rf",
  "modified": "2026-08-28T18:47:29Z",
  "published": "2026-08-28T18:47:29Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/security/advisories/GHSA-2q2q-jr9g-v9rf"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-55228"
    },
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/pull/19970"
    },
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/commit/19babc99b05f2cc299b5090f90f79d8181f25d79"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/WeblateOrg/weblate"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Weblate has IDOR in GroupViewSet that allows authenticated project manager to gain unauthorized read access to any private project"
}



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