{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-73424",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-08-12T14:32:11.795Z",
        "datePublished": "2026-08-17T17:11:59.782Z",
        "dateUpdated": "2026-08-18T14:49:18.484Z"
    },
    "containers": {
        "cna": {
            "title": "Astro: Unauthenticated path override in the @astrojs/vercel ISR function",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-441",
                            "lang": "en",
                            "description": "CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')",
                            "type": "CWE"
                        }
                    ]
                },
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-862",
                            "lang": "en",
                            "description": "CWE-862: Missing Authorization",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 6.5,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "LOW",
                        "integrityImpact": "LOW",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "NONE",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N",
                        "version": "3.1"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/withastro/astro/security/advisories/GHSA-x27w-589x-frm2",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/withastro/astro/security/advisories/GHSA-x27w-589x-frm2"
                },
                {
                    "name": "https://github.com/withastro/astro/pull/17370",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/withastro/astro/pull/17370"
                },
                {
                    "name": "https://github.com/withastro/astro/commit/3a43cf0f3690a8e33cb30109bc5165611cf38fcd",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/withastro/astro/commit/3a43cf0f3690a8e33cb30109bc5165611cf38fcd"
                },
                {
                    "name": "https://github.com/withastro/astro/releases/tag/@astrojs/vercel@11.0.3",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/withastro/astro/releases/tag/@astrojs/vercel@11.0.3"
                }
            ],
            "affected": [
                {
                    "vendor": "withastro",
                    "product": "astro",
                    "versions": [
                        {
                            "version": ">= 10.0.3, < 11.0.3",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-08-17T17:11:59.782Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Astro is a web framework for content-driven websites. From 10.0.3 until 11.0.3, the Astro Vercel adapter in packages/integrations/vercel/src/serverless/entrypoint.ts accepts x_astro_path for the public /_isr function based only on the x-vercel-isr header, allowing unauthenticated GET requests to render routes protected only by Vercel edge path rules or split edge middleware. This issue is fixed in 11.0.3."
                }
            ],
            "source": {
                "advisory": "GHSA-x27w-589x-frm2",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "references": [
                    {
                        "url": "https://github.com/withastro/astro/security/advisories/GHSA-x27w-589x-frm2",
                        "tags": [
                            "exploit"
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-08-18T14:48:58.804991Z",
                                "id": "CVE-2026-73424",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-08-18T14:49:18.484Z"
                }
            }
        ]
    }
}