CVE-2026-25854

{
  "id": "CVE-2026-25854",
  "sourceIdentifier": "[email protected]",
  "published": "2026-04-09T20:16:24.207",
  "lastModified": "2026-10-26T22:10:00.163",
  "vulnStatus": "Analyzed",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Occasional URL redirection to untrusted Site ('Open Redirect') vulnerability in Apache Tomcat via the LoadBalancerDrainingValve.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.18, from 10.1.0-M1 through 10.1.52, from 9.0.0.M23 through 9.0.115, from 8.5.30 through 8.5.100.\nOther, unsupported versions may also be affected\n\nUsers are recommended to upgrade to version 11.0.20, 10.1.53 or 9.0.116, which fix the issue."
    },
    {
      "lang": "es",
      "value": "Redirección ocasional de URL a sitio no confiable (’redirección abierta’) vulnerabilidad en Apache Tomcat a través de LoadBalancerDrainingValve.\n\nEste problema afecta a Apache Tomcat: de 11.0.0-M1 a 11.0.18, de 10.1.0-M1 a 10.1.52, de 9.0.0.M23 a 9.0.115, de 8.5.30 a 8.5.100.\nOtras versiones no compatibles también pueden verse afectadas.\n\nSe recomienda a los usuarios actualizar a la versión 11.0.20, 10.1.53 o 9.0.116, que solucionan el problema."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Apache Software Foundation",
          "product": "Apache Tomcat",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "11.0.0-M1",
              "lessThanOrEqual": "11.0.18",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "10.1.0-M1",
              "lessThanOrEqual": "10.1.52",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "9.0.0.M23",
              "lessThanOrEqual": "9.0.115",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "8.5.30",
              "lessThanOrEqual": "8.5.100",
              "versionType": "semver",
              "status": "affected"
            },
            {
              "version": "0",
              "lessThanOrEqual": "7.0.109",
              "versionType": "semver",
              "status": "unaffected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
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        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "REQUIRED",
          "scope": "CHANGED",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.7
      }
    ],
    "ssvcV203": [
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-04-10T18:21:57.176392Z",
          "id": "CVE-2026-25854",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-601"
        }
      ]
    }
  ],
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  "references": [
    {
      "url": "https://lists.apache.org/thread/ghct3b6o74bp2vm7q875s1zh0dqrz3h0",
      "source": "[email protected]",
      "tags": [
        "Mailing List",
        "Vendor Advisory"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2026/04/09/21",
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    }
  ]
}