« Volver al listado

CVE-2026-50229

Estado: AnalizadaMedia (6.1)—

Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in the number guess example for Apache Tomcat.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other versions that have reached end of support may also be affected.

Users are recommended to upgrade to version 11.0.23, 10.1.56 or 9.0.119, which fix the issue.

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)

Apache — Tomcat

CWE

Referencias

JSON original (NVD)

Mostrar
{
  "id": "CVE-2026-50229",
  "cveTags": [],
  "metrics": {
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-50229",
          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2026-06-30T12:49:25.834984Z"
        }
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Secondary",
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "cvssData": {
          "scope": "CHANGED",
          "version": "3.1",
          "baseScore": 6.1,
          "attackVector": "NETWORK",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "LOW"
        },
        "impactScore": 2.7,
        "exploitabilityScore": 2.8
      }
    ]
  },
  "affected": [
    {
      "source": "security@apache.org",
      "affectedData": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache Tomcat",
          "versions": [
            {
              "status": "affected",
              "version": "11.0.0-M1",
              "versionType": "semver",
              "lessThanOrEqual": "11.0.22"
            },
            {
              "status": "affected",
              "version": "10.1.0-M1",
              "versionType": "semver",
              "lessThanOrEqual": "10.1.55"
            },
            {
              "status": "affected",
              "version": "9.0.0.M1",
              "versionType": "semver",
              "lessThanOrEqual": "9.0.118"
            },
            {
              "status": "affected",
              "version": "8.5.0",
              "versionType": "semver",
              "lessThanOrEqual": "8.5.100"
            },
            {
              "status": "affected",
              "version": "7.0.0",
              "versionType": "semver",
              "lessThanOrEqual": "7.0.109"
            },
            {
              "status": "unknown",
              "version": "0",
              "lessThan": "7.0.0",
              "versionType": "semver"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2026-06-29T21:16:44.413",
  "references": [
    {
      "url": "https://lists.apache.org/thread/wlt2no8bw45zl1w8byop4zfqphldf5j0",
      "tags": [
        "Vendor Advisory",
        "Mailing List"
      ],
      "source": "security@apache.org"
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2026/06/29/20",
      "tags": [
        "Third Party Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "security@apache.org",
      "description": [
        {
          "lang": "en",
          "value": "CWE-80"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in the number guess example for Apache Tomcat.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.22, from 10.1.0-M1 through 10.1.55, from 9.0.0.M1 through 9.0.118, from 8.5.0 through 8.5.100, from 7.0.0 through 7.0.109. Other versions that have reached end of support may also be affected.\n\nUsers are recommended to upgrade to version 11.0.23, 10.1.56 or 9.0.119, which fix the issue."
    }
  ],
  "lastModified": "2026-07-02T19:24:34.983",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FBE1DD9D-848F-4FD6-94B8-3F3188A13239",
              "versionEndIncluding": "7.0.109"
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "FF43D0D7-FBF3-4D7A-84C4-47B65A75A524",
              "versionEndIncluding": "8.5.100",
              "versionStartIncluding": "8.5.0"
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EA5B1F1F-8593-47C6-B14E-8F60BE7E1199",
              "versionEndExcluding": "9.0.119",
              "versionStartIncluding": "9.0.0"
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "4A8C20B4-DBE1-4890-AD5E-D5EABB6B739D",
              "versionEndExcluding": "10.1.56",
              "versionStartIncluding": "10.1.0"
            },
            {
              "criteria": "cpe:2.3:a:apache:tomcat:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C43AD2A0-8785-4A37-AAAE-347B1E0463F1",
              "versionEndExcluding": "11.0.23",
              "versionStartIncluding": "11.0.0"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "security@apache.org"
}