{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:koajs:koa:*:*:*:*:*:node.js:*:*",
              "matchCriteriaId": "A275ECA9-DD3D-460D-A7C5-713F4E20C786",
              "versionEndExcluding": "2.16.1",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:koajs:koa:3.0.0:alpha0:*:*:*:node.js:*:*",
              "matchCriteriaId": "C939FF76-3FDC-4439-8794-4DFC390B6AE5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:koajs:koa:3.0.0:alpha1:*:*:*:node.js:*:*",
              "matchCriteriaId": "6C0F27D9-2CCD-4CA4-BB80-3650CA1CC7D7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:koajs:koa:3.0.0:alpha2:*:*:*:node.js:*:*",
              "matchCriteriaId": "AC7C1D95-EC40-445D-A46D-5B52C771E9EE",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:koajs:koa:3.0.0:alpha3:*:*:*:node.js:*:*",
              "matchCriteriaId": "1CB59D3F-CD0C-46FB-92E6-A57B5309690E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:koajs:koa:3.0.0:alpha4:*:*:*:node.js:*:*",
              "matchCriteriaId": "7A156C47-5619-4AF3-B7F2-9BE83A5F8F15",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Koa is expressive middleware for Node.js using ES2017 async functions. In koa \u003c 2.16.1 and \u003c 3.0.0-alpha.5, passing untrusted user input to ctx.redirect() even after sanitizing it, may execute javascript code on the user who use the app. This issue is patched in 2.16.1 and 3.0.0-alpha.5."
    },
    {
      "lang": "es",
      "value": "Koa es un middleware expresivo para Node.js que utiliza funciones as\u00edncronas de ES2017. En koa anteriores a la 2.16.1 y a la 3.0.0-alpha.5, pasar informaci\u00f3n de usuario no confiable a ctx.redirect(), incluso despu\u00e9s de depurarla, puede ejecutar c\u00f3digo JavaScript en el usuario que usa la aplicaci\u00f3n. Este problema se ha corregido en las versiones 2.16.1 y 3.0.0-alpha.5."
    }
  ],
  "id": "CVE-2025-32379",
  "lastModified": "2026-01-14T14:36:06.413",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "LOW",
          "baseScore": 5.0,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L",
          "version": "3.1"
        },
        "exploitabilityScore": 1.6,
        "impactScore": 3.4,
        "source": "security-advisories@github.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.1,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "LOW",
          "privilegesRequired": "NONE",
          "scope": "CHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 2.7,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2025-04-09T16:15:25.903",
  "references": [
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch"
      ],
      "url": "https://github.com/koajs/koa/commit/ff25eb4a7f2392df46481fe86355161067687312"
    },
    {
      "source": "security-advisories@github.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "url": "https://github.com/koajs/koa/security/advisories/GHSA-x2rg-q646-7m2v"
    }
  ],
  "sourceIdentifier": "security-advisories@github.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-79"
        }
      ],
      "source": "security-advisories@github.com",
      "type": "Secondary"
    }
  ]
}