{"api_version":"1","generated_at":"2026-10-01T21:51:30+00:00","cve":"CVE-2026-104056","urls":{"html":"https://cve.report/CVE-2026-104056","api":"https://cve.report/api/cve/CVE-2026-104056.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-104056","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-104056"},"summary":{"title":"CVE-2026-104056","description":"Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of the configured server metadata URL.","state":"PUBLISHED","assigner":"certcc","published_at":"2026-10-01 19:17:19","updated_at":"2026-10-01 20:37:42"},"problem_types":["CWE-345 Insufficient Verification of Data Authenticity","CWE-346 Origin Validation Error","CWE-829 Inclusion of Functionality from Untrusted Control Sphere"],"metrics":[],"references":[{"url":"https://uziii2208.github.io/post/cve-2026-104056/","name":"https://uziii2208.github.io/post/cve-2026-104056/","refsource":"cret@cert.org","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-104056","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-104056","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Authlib","product":"Authlib","version":"affected 1.7.2","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"product":"Authlib","vendor":"Authlib","versions":[{"status":"affected","version":"1.7.2"}]}],"descriptions":[{"lang":"en","value":"Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of the configured server metadata URL."}],"problemTypes":[{"descriptions":[{"description":"CWE-345 Insufficient Verification of Data Authenticity","lang":"en"}]},{"descriptions":[{"description":"CWE-346 Origin Validation Error","lang":"en"}]},{"descriptions":[{"description":"CWE-829 Inclusion of Functionality from Untrusted Control Sphere","lang":"en"}]}],"providerMetadata":{"dateUpdated":"2026-10-01T18:03:27.484Z","orgId":"37e5125f-f79b-445b-8fad-9564f167944b","shortName":"certcc"},"references":[{"url":"https://uziii2208.github.io/post/cve-2026-104056/"}],"source":{"discovery":"UNKNOWN"},"title":"CVE-2026-104056","x_generator":{"engine":"VINCE 3.0.49","env":"prod","origin":"https://cveawg.mitre.org/api/cve/CVE-2026-104056"}}},"cveMetadata":{"assignerOrgId":"37e5125f-f79b-445b-8fad-9564f167944b","assignerShortName":"certcc","cveId":"CVE-2026-104056","datePublished":"2026-10-01T18:03:27.484Z","dateReserved":"2026-10-01T18:01:19.689Z","dateUpdated":"2026-10-01T18:03:27.484Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-10-01 19:17:19","lastModifiedDate":"2026-10-01 20:37:42","problem_types":["CWE-345 Insufficient Verification of Data Authenticity","CWE-346 Origin Validation Error","CWE-829 Inclusion of Functionality from Untrusted Control Sphere"],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"104056","Ordinal":"1","Title":"CVE-2026-104056","CVE":"CVE-2026-104056","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"104056","Ordinal":"1","NoteData":"Authlib version 1.7.2 and below contains a vulnerability where discovery JSON metadata is cached without validation or issuer-origin binding. This allows a poisoned discovery response to replace all endpoint values with attacker-controlled values rather than endpoint URLs that share the origin of the configured server metadata URL.","Type":"Description","Title":"CVE-2026-104056"}]}}}