{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-9093", "assignerOrgId": "37e5125f-f79b-445b-8fad-9564f167944b", "state": "PUBLISHED", "assignerShortName": "certcc", "dateReserved": "2026-05-20T15:04:21.545Z", "datePublished": "2026-05-28T16:21:50.192Z", "dateUpdated": "2026-06-02T16:44:14.889Z"}, "containers": {"cna": {"title": "CVE-2026-9093", "descriptions": [{"lang": "en", "value": "In Casdoor versions 2.362.0 and earlier, the SAML service provider implementation does not validate the AudienceRestriction element in SAML assertions. The buildSp function in object/saml_sp.go never sets AudienceURI on the gosaml2 SAMLServiceProvider struct and never inspects WarningInfo.NotInAudience. This allows assertions issued for other service providers to be accepted by Casdoor."}], "source": {"discovery": "UNKNOWN"}, "affected": [{"vendor": "Casdoor", "product": "Casdoor", "versions": [{"status": "affected", "version": "0", "lessThanOrEqual": "2.362.0", "versionType": "custom"}]}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-863 Incorrect Authorization"}]}], "references": [{"url": "https://kb.cert.org/vuls/id/780781"}], "x_generator": {"engine": "VINCE 3.0.41", "env": "prod", "origin": "https://cveawg.mitre.org/api/cve/CVE-2026-9093"}, "providerMetadata": {"orgId": "37e5125f-f79b-445b-8fad-9564f167944b", "shortName": "certcc", "dateUpdated": "2026-05-28T16:21:50.192Z"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-06-02T15:47:55.475804Z", "id": "CVE-2026-9093", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-06-02T16:44:14.889Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,2.362.0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "Casdoor", "source": "cna", "vendor": "Casdoor"}, "product": "casdoor", "vendor": "casdoor"}], "created": "2026-05-28T19:15:06.466227+00:00", "title": "Casdoor SAML SP Fails to Validate AudienceRestriction, Allowing Assertion Acceptance for Unauthorized Service Providers", "updated": "2026-06-03T04:30:05.953093+00:00", "vendors": ["casdoor", "casdoor$PRODUCT$casdoor"]}