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CVE-2025-53494

Estado: AnalizadaMedia (6.5)—

Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - TwoColConflict Extension allows Stored XSS.This issue affects Mediawiki - TwoColConflict Extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Wmde-fisch — Twocolconflict

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-53494",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2025-53494",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-07-02T14:52:26.114213Z"
        }
      }
    ],
    "cvssMetricV31": [
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        "type": "Secondary",
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        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 6.5,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.5,
        "exploitabilityScore": 3.9
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  "affected": [
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      "affectedData": [
        {
          "vendor": "Wikimedia Foundation",
          "product": "Mediawiki - TwoColConflict Extension",
          "versions": [
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              "lessThan": "1.39.13",
              "versionType": "semver"
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            {
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              "version": "1.42.x",
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  "published": "2025-07-02T15:15:28.293",
  "references": [
    {
      "url": "https://gerrit.wikimedia.org/r/c/mediawiki/extensions/TwoColConflict/+/1150011",
      "tags": [
        "Patch"
      ],
      "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"
    },
    {
      "url": "https://phabricator.wikimedia.org/T394938",
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        "Issue Tracking"
      ],
      "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"
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  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "c4f26cc8-17ff-4c99-b5e2-38fc1793eacc",
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation Mediawiki - TwoColConflict Extension allows Stored XSS.This issue affects Mediawiki - TwoColConflict Extension: from 1.39.X before 1.39.13, from 1.42.X before 1.42.7, from 1.43.X before 1.43.2."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de neutralización incorrecta de la entrada durante la generación de páginas web (XSS o 'Cross-site Scripting') en Wikimedia Foundation Mediawiki - TwoColConflict Extension permite XSS almacenado. Este problema afecta a la extensión Mediawiki - TwoColConflict: desde 1.39.X hasta 1.39.13, desde 1.42.X hasta 1.42.7, desde 1.43.X hasta 1.43.2."
    }
  ],
  "lastModified": "2026-06-17T09:38:19.163",
  "configurations": [
    {
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          "negate": false,
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