{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-96627", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-09-23T14:35:50.129Z", "datePublished": "2026-10-16T21:13:16.717Z", "dateUpdated": "2026-10-16T21:13:16.717Z"}, "containers": {"cna": {"title": "Arcane: Delegated users:update permission allows admin account takeover via password reset (no privilege-hierarchy check)", "problemTypes": [{"descriptions": [{"cweId": "CWE-266", "lang": "en", "description": "CWE-266: Incorrect Privilege Assignment", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-269", "lang": "en", "description": "CWE-269: Improper Privilege Management", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/getarcaneapp/arcane/security/advisories/GHSA-pw5q-rjx4-7f7p", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/getarcaneapp/arcane/security/advisories/GHSA-pw5q-rjx4-7f7p"}, {"name": "https://github.com/getarcaneapp/arcane/pull/3426", "tags": ["x_refsource_MISC"], "url": "https://github.com/getarcaneapp/arcane/pull/3426"}, {"name": "https://github.com/getarcaneapp/arcane/commit/21ea962f86d967dac8ae02a050f6e5f043d10fa1", "tags": ["x_refsource_MISC"], "url": "https://github.com/getarcaneapp/arcane/commit/21ea962f86d967dac8ae02a050f6e5f043d10fa1"}, {"name": "https://github.com/getarcaneapp/arcane/releases/tag/backend/v2.6.0", "tags": ["x_refsource_MISC"], "url": "https://github.com/getarcaneapp/arcane/releases/tag/backend/v2.6.0"}], "affected": [{"vendor": "getarcaneapp", "product": "arcane", "versions": [{"version": "< 2.6.0", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-16T21:13:16.717Z"}, "descriptions": [{"lang": "en", "value": "Arcane is an interface for managing Docker containers, images, networks, and volumes. Prior to 2.6.0, UpdateUser in backend/api/handlers/users.go sets PasswordHash for any target without comparing caller and target privilege. A holder of delegated users:update permission can submit a password change for the global administrator, replace the administrator password, and authenticate as that account, resulting in complete global administrator account takeover. This issue is fixed in version 2.6.0."}], "source": {"advisory": "GHSA-pw5q-rjx4-7f7p", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "arcane", "vendor": "getarcaneapp", "versions": [{"status": "affected", "version": "< 2.6.0"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Arcane is an interface for managing Docker containers, images, networks, and volumes. Prior to 2.6.0, UpdateUser in backend/api/handlers/users.go sets PasswordHash for any target without comparing caller and target privilege. A holder of delegated users:update permission can submit a password change for the global administrator, replace the administrator password, and authenticate as that account, resulting in complete global administrator account takeover. This issue is fixed in version 2.6.0."}], "id": "CVE-2026-96627", "lastModified": "2026-10-16T22:18:58.340", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 8.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 5.9, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-16T22:18:58.227", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/getarcaneapp/arcane/commit/21ea962f86d967dac8ae02a050f6e5f043d10fa1"}, {"source": "security-advisories@github.com", "url": "https://github.com/getarcaneapp/arcane/pull/3426"}, {"source": "security-advisories@github.com", "url": "https://github.com/getarcaneapp/arcane/releases/tag/backend/v2.6.0"}, {"source": "security-advisories@github.com", "url": "https://github.com/getarcaneapp/arcane/security/advisories/GHSA-pw5q-rjx4-7f7p"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-266"}, {"lang": "en", "value": "CWE-269"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{"created": "2026-10-16T22:45:14.202829+00:00", "updated": "2026-10-16T22:45:14.202839+00:00", "vendors": []}