{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-30964",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-03-07T17:53:48.814Z",
        "datePublished": "2026-03-10T17:16:46.895Z",
        "dateUpdated": "2026-03-10T17:57:34.091Z"
    },
    "containers": {
        "cna": {
            "title": "Webauthn Framework: allowed_origins collapses URL-like origins to host-only values, bypassing exact origin validation",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-346",
                            "lang": "en",
                            "description": "CWE-346: Origin Validation Error",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 5.4,
                        "baseSeverity": "MEDIUM",
                        "confidentialityImpact": "LOW",
                        "integrityImpact": "LOW",
                        "privilegesRequired": "NONE",
                        "scope": "UNCHANGED",
                        "userInteraction": "REQUIRED",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N",
                        "version": "3.1"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/web-auth/webauthn-framework/security/advisories/GHSA-f7pm-6hr8-7ggm",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/web-auth/webauthn-framework/security/advisories/GHSA-f7pm-6hr8-7ggm"
                },
                {
                    "name": "https://github.com/web-auth/webauthn-framework/commit/535cc3c2dcbd9c3dfd5e00a254ad4a984e5e7839",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/web-auth/webauthn-framework/commit/535cc3c2dcbd9c3dfd5e00a254ad4a984e5e7839"
                },
                {
                    "name": "https://github.com/web-auth/webauthn-framework/commit/b4cd9a4394c35fcac6080fd2f84f4f58a30abc01",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/web-auth/webauthn-framework/commit/b4cd9a4394c35fcac6080fd2f84f4f58a30abc01"
                }
            ],
            "affected": [
                {
                    "vendor": "web-auth",
                    "product": "webauthn-framework",
                    "versions": [
                        {
                            "version": "< 5.2.4",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "web-auth",
                    "product": "webauthn-lib",
                    "versions": [
                        {
                            "version": "< 5.2.4",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "web-auth",
                    "product": "webauthn-symfony-bundle",
                    "versions": [
                        {
                            "version": "< 5.2.4",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-03-10T17:16:46.895Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "web-auth/webauthn-lib is an open source set of PHP libraries and a Symfony bundle to allow developers to integrate that authentication mechanism into their web applications. Prior to 5.2.4, when allowed_origins is configured, CheckAllowedOrigins reduces URL-like values to their host component and accepts on host match alone. This makes exact origin policies impossible to express: scheme and port differences are silently ignored. This vulnerability is fixed in 5.2.4."
                }
            ],
            "source": {
                "advisory": "GHSA-f7pm-6hr8-7ggm",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "references": [
                    {
                        "url": "https://github.com/web-auth/webauthn-framework/security/advisories/GHSA-f7pm-6hr8-7ggm",
                        "tags": [
                            "exploit"
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-03-10T17:57:30.314634Z",
                                "id": "CVE-2026-30964",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "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": "2026-03-10T17:57:34.091Z"
                }
            }
        ]
    }
}