GHSA-57JG-M997-CX3Q

Vulnerability from github – Published: 2025-06-16 14:52 – Updated: 2025-06-16 21:47
VLAI?
Summary
Weblate lacks rate limiting when verifying second factor
Details

Impact

The verification of the second factor was not subject to rate limiting. The absence of rate limiting on the second factor endpoint allows an attacker with valid credentials to automate OTP guessing.

Patches

This issue has been addressed in Weblate 5.12 via https://github.com/WeblateOrg/weblate/pull/14918.

References

Thanks to obscuredeer for reporting this issue at HackerOne.

Severity ?
4.9 (Medium)
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "weblate"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "5.12"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-47951"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-307"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-06-16T14:52:53Z",
    "nvd_published_at": "2025-06-16T21:15:24Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\n\nThe verification of the second factor was not subject to rate limiting. The absence of rate limiting on the second factor endpoint allows an attacker with valid credentials to automate OTP guessing. \n\n### Patches\n\nThis issue has been addressed in Weblate 5.12 via https://github.com/WeblateOrg/weblate/pull/14918.\n\n### References\n\nThanks to [obscuredeer](https://hackerone.com/obscuredeer) for reporting this [issue at HackerOne](https://hackerone.com/reports/3150564).",
  "id": "GHSA-57jg-m997-cx3q",
  "modified": "2025-06-16T21:47:01Z",
  "published": "2025-06-16T14:52:53Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/security/advisories/GHSA-57jg-m997-cx3q"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-47951"
    },
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/pull/14918"
    },
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/commit/f806293451248c5d95e45b3b507e9d158bc4f384"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/3150564"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/WeblateOrg/weblate"
    },
    {
      "type": "WEB",
      "url": "https://github.com/WeblateOrg/weblate/releases/tag/weblate-5.12.1"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Weblate lacks rate limiting when verifying second factor"
}


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  • 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.
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  • 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.



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