{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-73476", "assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "state": "PUBLISHED", "assignerShortName": "drupal", "dateReserved": "2026-08-12T17:21:18.776Z", "datePublished": "2026-09-02T12:32:38.621Z", "dateUpdated": "2026-09-02T18:38:42.486Z"}, "containers": {"cna": {"title": "External Authentication - Moderately critical - Access bypass - SA-CONTRIB-2026-098", "datePublic": "2026-08-12T17:56:03.000Z", "references": [{"url": "https://www.drupal.org/sa-contrib-2026-098"}], "problemTypes": [{"descriptions": [{"cweId": "CWE-178", "description": "CWE-178 Improper Handling of Case Sensitivity", "lang": "en", "type": "CWE"}]}], "impacts": [{"capecId": "CAPEC-233", "descriptions": [{"lang": "en", "value": "CAPEC-233 Privilege Escalation"}]}], "affected": [{"collectionURL": "https://www.drupal.org/project/externalauth", "product": "External Authentication", "vendor": "Drupal", "repo": "https://git.drupalcode.org/project/externalauth", "versions": [{"lessThan": "2.0.13", "status": "affected", "version": "0.0.0", "versionType": "semver"}]}], "descriptions": [{"lang": "en", "value": "Improper Handling of Case Sensitivity vulnerability in Drupal External Authentication allows Privilege Escalation. This issue affects External Authentication versions: from 0.0.0 to 2.0.13."}], "credits": [{"lang": "en", "type": "finder", "value": "\u00e6\u0099\u0089\u00e5\u00ae\u0087 \u00e6\u009e\u0097 (whale120)"}, {"lang": "en", "type": "remediation developer", "value": "Sven Decabooter (svendecabooter)"}, {"lang": "en", "type": "coordinator", "value": "Swan Kalata (akalata)"}, {"lang": "en", "type": "coordinator", "value": "Neil Drumm (drumm)"}, {"lang": "en", "type": "coordinator", "value": "Greg Knaddison (greggles)"}, {"lang": "en", "type": "coordinator", "value": "Juraj Nemec (poker10)"}], "providerMetadata": {"orgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "shortName": "drupal", "dateUpdated": "2026-09-02T12:32:38.621Z"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-02T18:38:36.672968Z", "id": "CVE-2026-73476", "options": [{"Exploitation": "none"}, {"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": "2026-09-02T18:38:42.486Z"}}]}}

{}

{"affected": [{"affectedData": [{"collectionURL": "https://www.drupal.org/project/externalauth", "product": "External Authentication", "repo": "https://git.drupalcode.org/project/externalauth", "vendor": "Drupal", "versions": [{"lessThan": "2.0.13", "status": "affected", "version": "0.0.0", "versionType": "semver"}]}], "source": "mlhess@drupal.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Handling of Case Sensitivity vulnerability in Drupal External Authentication allows Privilege Escalation. This issue affects External Authentication versions: from 0.0.0 to 2.0.13."}], "id": "CVE-2026-73476", "lastModified": "2026-09-02T19:18:02.303", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 2.5, "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-73476", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-02T18:38:36.672968Z", "version": "2.0.3"}}]}, "published": "2026-09-02T13:18:08.413", "references": [{"source": "mlhess@drupal.org", "url": "https://www.drupal.org/sa-contrib-2026-098"}], "sourceIdentifier": "mlhess@drupal.org", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-178"}], "source": "mlhess@drupal.org", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0.0.0,2.0.13)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "External Authentication", "source": "cna", "vendor": "Drupal"}, "product": "external_authentication", "vendor": "drupal"}], "created": "2026-09-02T15:15:04.645532+00:00", "updated": "2026-09-02T16:41:45.454417+00:00", "vendors": ["drupal", "drupal$PRODUCT$external_authentication"]}