{"api_version":"1","generated_at":"2026-05-13T10:06:26+00:00","cve":"CVE-2026-30964","urls":{"html":"https://cve.report/CVE-2026-30964","api":"https://cve.report/api/cve/CVE-2026-30964.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-30964","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-30964"},"summary":{"title":"Webauthn Framework: allowed_origins collapses URL-like origins to host-only values, bypassing exact origin validation","description":"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.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-03-10 18:18:55","updated_at":"2026-05-07 18:35:56"},"problem_types":["CWE-346","CWE-346 CWE-346: Origin Validation Error"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"5.4","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","baseScore":5.4,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"5.4","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","data":{"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":[{"url":"https://github.com/web-auth/webauthn-framework/commit/b4cd9a4394c35fcac6080fd2f84f4f58a30abc01","name":"https://github.com/web-auth/webauthn-framework/commit/b4cd9a4394c35fcac6080fd2f84f4f58a30abc01","refsource":"security-advisories@github.com","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/web-auth/webauthn-framework/security/advisories/GHSA-f7pm-6hr8-7ggm","name":"https://github.com/web-auth/webauthn-framework/security/advisories/GHSA-f7pm-6hr8-7ggm","refsource":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Exploit","Vendor Advisory"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/web-auth/webauthn-framework/commit/535cc3c2dcbd9c3dfd5e00a254ad4a984e5e7839","name":"https://github.com/web-auth/webauthn-framework/commit/535cc3c2dcbd9c3dfd5e00a254ad4a984e5e7839","refsource":"security-advisories@github.com","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-30964","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30964","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"web-auth","product":"webauthn-framework","version":"affected < 5.2.4","platforms":[]},{"source":"CNA","vendor":"web-auth","product":"webauthn-lib","version":"affected < 5.2.4","platforms":[]},{"source":"CNA","vendor":"web-auth","product":"webauthn-symfony-bundle","version":"affected < 5.2.4","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"30964","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"spomky-labs","cpe5":"webauthn-lib","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"30964","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"spomky-labs","cpe5":"webauthn-symfony-bundle","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"},{"cve_year":"2026","cve_id":"30964","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"a","cpe4":"spomky-labs","cpe5":"webauthn_framwork","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"30964","cve":"CVE-2026-30964","epss":"0.000190000","percentile":"0.052860000","score_date":"2026-05-12","updated_at":"2026-05-13 00:11:54"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-30964","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-03-10T17:57:30.314634Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-03-10T17:57:34.091Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"references":[{"tags":["exploit"],"url":"https://github.com/web-auth/webauthn-framework/security/advisories/GHSA-f7pm-6hr8-7ggm"}],"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"webauthn-framework","vendor":"web-auth","versions":[{"status":"affected","version":"< 5.2.4"}]},{"product":"webauthn-lib","vendor":"web-auth","versions":[{"status":"affected","version":"< 5.2.4"}]},{"product":"webauthn-symfony-bundle","vendor":"web-auth","versions":[{"status":"affected","version":"< 5.2.4"}]}],"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."}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-346","description":"CWE-346: Origin Validation Error","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-03-10T17:16:46.895Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"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"}],"source":{"advisory":"GHSA-f7pm-6hr8-7ggm","discovery":"UNKNOWN"},"title":"Webauthn Framework: allowed_origins collapses URL-like origins to host-only values, bypassing exact origin validation"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-30964","datePublished":"2026-03-10T17:16:46.895Z","dateReserved":"2026-03-07T17:53:48.814Z","dateUpdated":"2026-03-10T17:57:34.091Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-03-10 18:18:55","lastModifiedDate":"2026-05-07 18:35:56","problem_types":["CWE-346","CWE-346 CWE-346: Origin Validation Error"],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N","baseScore":5.4,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"LOW","availabilityImpact":"NONE"},"exploitabilityScore":2.8,"impactScore":2.5}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:spomky-labs:webauthn-lib:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2.0","versionEndExcluding":"5.2.4","matchCriteriaId":"2B3FDA39-7E8E-4393-B618-705FC6E261B5"},{"vulnerable":true,"criteria":"cpe:2.3:a:spomky-labs:webauthn-symfony-bundle:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2.0","versionEndExcluding":"5.2.4","matchCriteriaId":"2C68F3BB-963D-4216-95DD-7EB4CFF2FAA2"},{"vulnerable":true,"criteria":"cpe:2.3:a:spomky-labs:webauthn_framwork:*:*:*:*:*:*:*:*","versionStartIncluding":"5.2.0","versionEndExcluding":"5.2.4","matchCriteriaId":"B2D412A1-79BE-433D-9700-ED728B93761C"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"30964","Ordinal":"1","Title":"Webauthn Framework: allowed_origins collapses URL-like origins t","CVE":"CVE-2026-30964","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"30964","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"Webauthn Framework: allowed_origins collapses URL-like origins t"}]}}}