CVE-2025-55668

Estado: ModificadaMedia (6.5)—
Session Fixation vulnerability in Apache Tomcat via rewrite valve.
This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.7, from 10.1.0-M1 through 10.1.41, from 9.0.0.M1 through 9.0.105. Older, EOL versions may also be affected.
Users are recommended to upgrade to version 11.0.8, 10.1.42 or 9.0.106, which fix the issue.
CVSS

Versión: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Puntuación base: 6.5
Probabilidad de explotación (EPSS)

Probabilidad de explotación en los próximos 30 días: 0.86%
Percentil entre todas las CVEs puntuadas: 57
Fecha de la puntuación: 5/10/2026
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

CWE-384
Referencias

JSON original (NVD)

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{
  "id": "CVE-2025-55668",
  "cveTags": [],
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          "role": "CISA Coordinator",
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              "automatable": "no"
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              "technicalImpact": "partial"
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          "version": "2.0.3",
          "timestamp": "2025-08-13T13:38:12.498649Z"
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          "integrityImpact": "NONE",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "HIGH"
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  "affected": [
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      "source": "security@apache.org",
      "affectedData": [
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          "vendor": "Apache Software Foundation",
          "product": "Apache Tomcat",
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  "published": "2025-08-13T14:15:33.330",
  "references": [
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      "tags": [
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        "Vendor Advisory"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "security@apache.org",
      "description": [
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          "value": "CWE-384"
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      "lang": "en",
      "value": "Session Fixation vulnerability in Apache Tomcat via rewrite valve.\n\nThis issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.7, from 10.1.0-M1 through 10.1.41, from 9.0.0.M1 through 9.0.105.\nOlder, EOL versions may also be affected.\n\nUsers are recommended to upgrade to version 11.0.8, 10.1.42 or 9.0.106, which fix the issue."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de fijación de sesión en Apache Tomcat mediante una válvula de reescritura. Este problema afecta a Apache Tomcat: de 11.0.0-M1 a 11.0.7, de 10.1.0-M1 a 10.1.41, y de 9.0.0.M1 a 9.0.105. Las versiones anteriores al final de su vida útil también pueden verse afectadas. Se recomienda actualizar a las versiones 11.0.8, 10.1.42 o 9.0.106, que solucionan el problema."
    }
  ],
  "lastModified": "2026-06-17T09:41:58.817",
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