Nuxt - Open Redirect via Protocol-Relative Paths in reloadNuxtApp

{
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "cveMetadata": {
    "cveId": "CVE-2026-56697",
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "dateUpdated": "2026-06-22T21:04:53.038Z",
    "dateReserved": "2026-06-22T17:09:16.556Z",
    "datePublished": "2026-06-22T21:04:53.038Z",
    "state": "PUBLISHED"
  },
  "containers": {
    "cna": {
      "providerMetadata": {
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck",
        "dateUpdated": "2026-06-22T21:04:53.038Z"
      },
      "datePublic": "2026-06-02T00:00:00.000Z",
      "title": "Nuxt - Open Redirect via Protocol-Relative Paths in reloadNuxtApp",
      "descriptions": [
        {
          "lang": "en",
          "value": "Nuxt versions 4.0.0 before 4.4.7 and 3.x before 3.21.7 accept protocol-relative paths such as //evil.com in the reloadNuxtApp function; these pass the script-protocol check but resolve to a cross-origin URL against the current page protocol. Attackers can inject paths like //evil.com to redirect users to attacker-controlled hosts, enabling phishing and OAuth authorization-code theft."
        }
      ],
      "affected": [
        {
          "vendor": "Nuxt",
          "product": "Nuxt",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "4.0.0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "4.4.7"
            },
            {
              "version": "4.4.7",
              "status": "unaffected",
              "versionType": "semver"
            }
          ]
        },
        {
          "vendor": "Nuxt",
          "product": "Nuxt",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "status": "affected",
              "versionType": "semver",
              "lessThan": "3.21.7"
            },
            {
              "version": "3.21.7",
              "status": "unaffected",
              "versionType": "semver"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "lang": "en",
              "description": "URL Redirection to Untrusted Site ('Open Redirect')",
              "cweId": "CWE-601",
              "type": "CWE"
            }
          ]
        }
      ],
      "references": [
        {
          "url": "https://github.com/nuxt/nuxt/security/advisories/GHSA-c9cv-mq2m-ppp3",
          "name": "GitHub Security Advisory (GHSA-c9cv-mq2m-ppp3)",
          "tags": [
            "vendor-advisory"
          ]
        },
        {
          "url": "https://github.com/nuxt/nuxt/commit/e447a793c47766834f7497f8412a76cd56fd8ee1",
          "name": "https://github.com/nuxt/nuxt/commit/e447a793c47766834f7497f8412a76cd56fd8ee1",
          "tags": [
            "patch"
          ]
        },
        {
          "url": "https://github.com/nuxt/nuxt/commit/6497d99dd106254abd089f6a263d7773869a343b",
          "name": "https://github.com/nuxt/nuxt/commit/6497d99dd106254abd089f6a263d7773869a343b",
          "tags": [
            "patch"
          ]
        },
        {
          "url": "https://www.vulncheck.com/advisories/nuxt-open-redirect-via-protocol-relative-paths-in-reloadnuxtapp",
          "name": "VulnCheck Advisory: Nuxt - Open Redirect via Protocol-Relative Paths in reloadNuxtApp",
          "tags": [
            "third-party-advisory"
          ]
        }
      ],
      "metrics": [
        {
          "format": "CVSS"
        },
        {
          "format": "CVSS",
          "cvssV3_1": {
            "version": "3.1",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
            "attackVector": "NETWORK",
            "attackComplexity": "LOW",
            "privilegesRequired": "NONE",
            "userInteraction": "REQUIRED",
            "scope": "CHANGED",
            "confidentialityImpact": "LOW",
            "integrityImpact": "LOW",
            "availabilityImpact": "NONE",
            "baseScore": 6.1,
            "baseSeverity": "MEDIUM"
          }
        }
      ],
      "credits": [
        {
          "lang": "en",
          "value": "alcls01111",
          "type": "reporter"
        }
      ]
    }
  }
}