PYSEC-2026-1324

Vulnerability from pysec - Published: 2026-07-07 14:34 - Updated: 2026-07-07 17:24
VLAI
Details

An XML External Entity (XXE) vulnerability in the ebookmeta.get_metadata function via lxml dependency allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.

Severity
9.1 (Critical)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
8.8 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N
Impacted products
Name purl
ebookmeta pkg:pypi/ebookmeta
Aliases
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "PyPI",
        "name": "ebookmeta",
        "purl": "pkg:pypi/ebookmeta"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.2.8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "0.10.0",
        "0.10.1",
        "0.10.2",
        "0.11.0",
        "0.11.1",
        "0.11.2",
        "0.11.5",
        "0.20",
        "1.0.0",
        "1.0.1",
        "1.0.2",
        "1.0.3",
        "1.0.4",
        "1.0.5",
        "1.1.0",
        "1.1.1",
        "1.1.2",
        "1.1.3",
        "1.1.4",
        "1.2.0",
        "1.2.1",
        "1.2.2",
        "1.2.3",
        "1.2.4",
        "1.2.5",
        "1.2.6",
        "1.2.7"
      ]
    }
  ],
  "aliases": [
    "CVE-2024-37388",
    "GHSA-hx54-pf28-7xch"
  ],
  "details": "An XML External Entity (XXE) vulnerability in the `ebookmeta.get_metadata` function via lxml dependency allows attackers to access sensitive information or cause a Denial of Service (DoS) via crafted XML input.",
  "id": "PYSEC-2026-1324",
  "modified": "2026-07-07T17:24:04.006220Z",
  "published": "2026-07-07T14:34:34.487840Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2024-37388"
    },
    {
      "type": "WEB",
      "url": "https://github.com/dnkorpushov/ebookmeta/issues/16#issue-2317712335"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/dnkorpushov/ebookmeta"
    },
    {
      "type": "PACKAGE",
      "url": "https://pypi.org/project/ebookmeta"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/advisories/GHSA-hx54-pf28-7xch"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:N/SI:N/SA:N",
      "type": "CVSS_V4"
    }
  ],
  "summary": "ebookmeta XML External Entity vulnerability"
}



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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.


Detection rules are retrieved from Rulezet.