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CVE-2025-41243

Full vulnerability record from the local CVENow database.

Description

Spring Cloud Gateway Server Webflux may be vulnerable to Spring Environment property modification. An application should be considered vulnerable when all the following are true: * The application is using Spring Cloud Gateway Server Webflux (Spring Cloud Gateway Server WebMVC is not vulnerable). * Spring Boot actuator is a dependency. * The Spring Cloud Gateway Server Webflux actuator web endpoint is enabled via management.endpoints.web.exposure.include=gateway. * The actuator endpoints are available to attackers. * The actuator endpoints are unsecured.

Severity
CRITICAL
CVSS score
10.0 (v3.1)
Vulnerability status
Deferred
Source identifier
Published
2025-09-16 15:15:44.330000
Last modified
2026-10-18 21:10:00.120000
View original CVE JSON
{
  "id": "CVE-2025-41243",
  "sourceIdentifier": "[email protected]",
  "published": "2025-09-16T15:15:44.330",
  "lastModified": "2026-10-18T21:10:00.120",
  "vulnStatus": "Deferred",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Spring Cloud Gateway Server Webflux may be vulnerable to Spring Environment property modification.\n\nAn application should be considered vulnerable when all the following are true:\n\n  *  The application is using Spring Cloud Gateway Server Webflux (Spring Cloud Gateway Server WebMVC is not vulnerable).\n  *  Spring Boot actuator is a dependency.\n  *  The Spring Cloud Gateway Server Webflux actuator web endpoint is enabled via management.endpoints.web.exposure.include=gateway.\n  *  The actuator endpoints are available to attackers.\n  *  The actuator endpoints are unsecured."
    },
    {
      "lang": "es",
      "value": "Spring Cloud Gateway Servidor Webflux puede ser vulnerable a la modificación de propiedades del Entorno Spring.\n\nUna aplicación debe considerarse vulnerable cuando se cumplen todas las siguientes condiciones:\n\n  *  La aplicación está utilizando Spring Cloud Gateway Servidor Webflux (Spring Cloud Gateway Servidor WebMVC no es vulnerable).\n  *  El actuador de Spring Boot es una dependencia.\n  *  El endpoint web del actuador de Spring Cloud Gateway Servidor Webflux está habilitado a través de management.endpoints.web.exposure.include=gateway.\n  *  Los endpoints del actuador están disponibles para los atacantes.\n  *  Los endpoints del actuador no están protegidos."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Spring",
          "product": "Cloud Gateway",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.3.x",
              "lessThan": "4.3.1",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "4.2.x",
              "lessThan": "4.2.5",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "4.1.x, 4.0.x",
              "lessThan": "4.1.11",
              "versionType": "custom",
              "status": "affected"
            },
            {
              "version": "3.1.x",
              "lessThan": "3.1.11",
              "versionType": "custom",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "[email protected]",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H",
          "baseScore": 10.0,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "CHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 6.0
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2025-09-17T03:55:50.913793Z",
          "id": "CVE-2025-41243",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "[email protected]",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-94"
        },
        {
          "lang": "en",
          "value": "CWE-917"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://spring.io/security/cve-2025-41243",
      "source": "[email protected]"
    }
  ]
}