GHSA-9MV7-3C64-MMQW

Vulnerability from github – Published: 2025-09-10 20:44 – Updated: 2025-09-29 14:03
VLAI
Summary
xml2rfc is vulnerable to arbitrary file reads through prepped files
Details

Impact

When generating PDF files, this vulnerability allows an attacker to read arbitrary files from the filesystem by injecting malicious link element into the prepped RFCXML.

Workarounds

Test untrusted input with link elements with rel="attachment" before processing.

References

This is related to GHSA-cfmv-h8fx-85m7.

Severity
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
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{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "xml2rfc"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "3.30.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2025-11059"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-22"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2025-09-10T20:44:58Z",
    "nvd_published_at": null,
    "severity": "HIGH"
  },
  "details": "### Impact\n\nWhen generating PDF files, this vulnerability allows an attacker to read arbitrary files from the filesystem by injecting malicious link element into the prepped RFCXML.\n\n### Workarounds\n\nTest untrusted input with `link` elements with `rel=\"attachment\"` before processing.\n\n### References\nThis is related to [GHSA-cfmv-h8fx-85m7](https://github.com/ietf-tools/xml2rfc/security/advisories/GHSA-cfmv-h8fx-85m7).",
  "id": "GHSA-9mv7-3c64-mmqw",
  "modified": "2025-09-29T14:03:39Z",
  "published": "2025-09-10T20:44:58Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/ietf-tools/xml2rfc/security/advisories/GHSA-9mv7-3c64-mmqw"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ietf-tools/xml2rfc/commit/73fb1c91fc62ac540bb6bd24f982f2becf84c1b0"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/ietf-tools/xml2rfc"
    },
    {
      "type": "WEB",
      "url": "https://github.com/ietf-tools/xml2rfc/releases/tag/v3.30.2"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "xml2rfc is vulnerable to arbitrary file reads through prepped files"
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


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