GHSA-2P9G-X3CV-5HH4

Vulnerability from github – Published: 2026-08-28 18:46 – Updated: 2026-08-28 18:46
VLAI
Summary
Private Weblate projects vulnerable to observable object existence disclosure via globally scoped object lookups
Details

Impact

The several endpoints could leak object existence information to users who had no access to it by HTTP status code 403 instead of 404.

Patches

  • https://github.com/WeblateOrg/weblate/pull/19971

References

Thanks to Yaohui Wang for reporting this via GitHub.

Severity
4.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "weblate"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "2026.7"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2026-55227"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-203"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2026-08-28T18:46:54Z",
    "nvd_published_at": "2026-08-26T21:16:38Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\nThe several endpoints could leak object existence information to users who had no access to it by HTTP status code 403 instead of 404.\n\n### Patches\n* https://github.com/WeblateOrg/weblate/pull/19971\n\n### References\nThanks to Yaohui Wang for reporting this via GitHub.",
  "id": "GHSA-2p9g-x3cv-5hh4",
  "modified": "2026-08-28T18:46:54Z",
  "published": "2026-08-28T18:46:54Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/security/advisories/GHSA-2p9g-x3cv-5hh4"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-55227"
    },
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/pull/19971"
    },
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/commit/836bc082803d49d02f2831ec8339268eb66bcdae"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/WeblateOrg/weblate"
    },
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/releases/tag/weblate-2026.7"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Private Weblate projects vulnerable to observable object existence disclosure via globally scoped object lookups"
}



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