{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-33105", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-03-17T20:15:23.719Z", "datePublished": "2026-04-02T23:26:59.400Z", "dateUpdated": "2026-04-07T14:56:33.000Z"}, "containers": {"cna": {"title": "Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability", "datePublic": "2026-04-02T14:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:azure_kubernetes_service:*:*:*:*:*:*:*:*", "versionStartIncluding": "-"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Azure Kubernetes Service", "versions": [{"version": "-", "status": "affected"}]}], "descriptions": [{"value": "Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-285: Improper Authorization", "lang": "en-US", "type": "CWE", "cweId": "CWE-285"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-04-07T14:56:33.000Z"}, "references": [{"name": "Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33105"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "CRITICAL", "baseScore": 10, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C"}}], "tags": ["exclusively-hosted-service"]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-03T00:00:00+00:00", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-33105"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-04T03:55:23.192Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-33105", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "version": "2.0.3", "timestamp": "2026-04-03T12:53:01.190798Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-03T12:53:06.017Z"}}], "cna": {"tags": ["exclusively-hosted-service"], "title": "Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 10, "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"vendor": "Microsoft", "product": "Azure Kubernetes Service", "versions": [{"status": "affected", "version": "-"}]}], "datePublic": "2026-04-02T14:00:00.000Z", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33105", "name": "Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability", "tags": ["vendor-advisory", "patch"]}], "descriptions": [{"lang": "en-US", "value": "Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network."}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "CWE", "cweId": "CWE-285", "description": "CWE-285: Improper Authorization"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:azure_kubernetes_service:*:*:*:*:*:*:*:*", "vulnerable": true, "versionStartIncluding": "-"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-04-07T14:56:33.000Z"}}}, "cveMetadata": {"cveId": "CVE-2026-33105", "state": "PUBLISHED", "dateUpdated": "2026-04-07T14:56:33.000Z", "dateReserved": "2026-03-17T20:15:23.719Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2026-04-02T23:26:59.400Z", "assignerShortName": "microsoft"}, "dataVersion": "5.2"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:azure_kubernetes_service:-:*:*:*:*:*:*:*", "matchCriteriaId": "934ECDD0-31D7-409A-A1BD-0743E24BFE8F", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [{"sourceIdentifier": "secure@microsoft.com", "tags": ["exclusively-hosted-service"]}], "descriptions": [{"lang": "en", "value": "Improper authorization in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network."}], "id": "CVE-2026-33105", "lastModified": "2026-04-06T13:48:48.337", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 10.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 6.0, "source": "secure@microsoft.com", "type": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2026-04-03T00:16:05.040", "references": [{"source": "secure@microsoft.com", "tags": ["Vendor Advisory"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33105"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-285"}], "source": "secure@microsoft.com", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-863"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,*]"}}], "enrichment": {"confidence": 95.0, "confidence_source": "inferred", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Azure Kubernetes Service", "source": "cna", "vendor": "Microsoft"}, "product": "azure_kubernetes_service", "vendor": "microsoft"}], "analysis": {"en": {"generated_at": "2026-04-06T16:36:46.549781+00:00", "value": {"mitigation_remediation": ["Apply the latest Azure Kubernetes Service update as detailed in the Microsoft security advisory", "Review and tighten RBAC policies to enforce least privilege across the cluster", "Restrict network access to the AKS API server using Network Security Groups or firewall rules", "Monitor audit logs for any unauthorized changes to roles or permissions", "If immediate patching is not possible, minimize privileged role assignments until an official fix is deployed"], "summary": {"action": "Apply Patch", "impact": "Privilege Escalation"}, "threat_synthesis": {"affected_systems": "Microsoft Azure Kubernetes Service instances are affected. Specific versions are not listed in the advisory, so all current deployments with the identified flaw should be considered vulnerable until a patch is applied.", "description_and_impact": "Microsoft Azure Kubernetes Service contains an authorization flaw that lets an unauthenticated or low-privileged attacker increase their access rights within the cluster. This improper authorization can enable the attacker to perform higher-level actions, compromise cluster resources, and potentially expose sensitive data, as the failure involves both authentication weaknesses and privilege escalation mechanisms.", "risk_and_exploitability": "The vulnerability receives a CVSS score of 10, indicating critical severity. The EPSS score is under 1%, suggesting a low likelihood of widespread exploitation at present, and it has not been recorded in the CISA KEV catalog. Based on the description, the likely attack vector requires network access to the AKS API or cluster control plane; the flaw relies on improper authorization checks within that network context."}}}}, "created": "2026-04-03T07:31:18.553938+00:00", "updated": "2026-04-07T07:55:18.113698+00:00", "vendors": ["microsoft", "microsoft$PRODUCT$azure_kubernetes_service"]}