CVE-2026-40375

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-40375", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "state": "PUBLISHED", "assignerShortName": "microsoft", "dateReserved": "2026-04-11T23:06:15.615Z", "datePublished": "2026-08-11T17:03:37.365Z", "dateUpdated": "2026-11-10T21:57:19.201Z"}, "containers": {"cna": {"title": "Microsoft Dynamics Business Central Information Disclosure Vulnerability", "datePublic": "2026-08-11T14:00:00.000Z", "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2025:*:release_wave_1:*:*:*:*:*:*", "versionStartIncluding": "26.0", "versionEndExcluding": "26.0.50788"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2026:*:release_wave_1:*:*:*:*:*:*", "versionStartIncluding": "28.0", "versionEndExcluding": "28.0.50938"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2025:*:release_wave_2:*:*:*:*:*:*", "versionStartIncluding": "27.0", "versionEndExcluding": "27.0.50789"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:dynamics_nav_2017:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.0", "versionEndExcluding": "30713"}, {"vulnerable": true, "criteria": "cpe:2.3:a:microsoft:dynamics_nav_2018:*:*:*:*:*:*:*:*", "versionStartIncluding": "1.0", "versionEndExcluding": "11.0.50736.0"}]}]}], "affected": [{"vendor": "Microsoft", "product": "Microsoft Dynamics 365 Business Central 2026 Release Wave 1", "versions": [{"version": "28.0", "lessThan": "28.0.50938", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Dynamics 365 Business Central Release Wave 1 2025", "versions": [{"version": "26.0", "lessThan": "26.0.50788", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Dynamics 365 Business Central Release Wave 2 2025", "versions": [{"version": "27.0", "lessThan": "27.0.50789", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Dynamics NAV 2017", "platforms": ["Windows Server 2012"], "versions": [{"version": "1.0", "lessThan": "30713", "versionType": "custom", "status": "affected"}]}, {"vendor": "Microsoft", "product": "Microsoft Dynamics NAV 2018", "platforms": ["Windows Server 2012"], "versions": [{"version": "1.0", "lessThan": "11.0.50736.0", "versionType": "custom", "status": "affected"}]}], "descriptions": [{"value": "Missing authorization in Dynamics Business Central allows an authorized attacker to disclose information over a network.", "lang": "en-US"}], "problemTypes": [{"descriptions": [{"description": "CWE-862: Missing Authorization", "lang": "en-US", "type": "CWE", "cweId": "CWE-862"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-11-10T21:57:19.201Z"}, "references": [{"name": "Microsoft Dynamics Business Central Information Disclosure Vulnerability", "tags": ["vendor-advisory", "patch"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40375"}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en-US", "value": "GENERAL"}], "cvssV3_1": {"version": "3.1", "baseSeverity": "MEDIUM", "baseScore": 6.5, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C"}}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-40375", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-11T21:01:46.759183Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-11T21:06:10.738Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2026-40375", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-08-11T21:01:46.759183Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-08-11T21:02:40.853Z"}}], "cna": {"title": "Microsoft Dynamics Business Central Information Disclosure Vulnerability", "metrics": [{"format": "CVSS", "cvssV3_1": {"version": "3.1", "baseScore": 6.5, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C"}, "scenarios": [{"lang": "en-US", "value": "GENERAL"}]}], "affected": [{"vendor": "Microsoft", "product": "Microsoft Dynamics 365 Business Central 2026 Release Wave 1", "versions": [{"status": "affected", "version": "28.0", "lessThan": "28.0.50938", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Dynamics 365 Business Central Release Wave 1 2025", "versions": [{"status": "affected", "version": "26.0", "lessThan": "26.0.50788", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Dynamics 365 Business Central Release Wave 2 2025", "versions": [{"status": "affected", "version": "27.0", "lessThan": "27.0.50789", "versionType": "custom"}]}, {"vendor": "Microsoft", "product": "Microsoft Dynamics NAV 2017", "versions": [{"status": "affected", "version": "1.0", "lessThan": "30713", "versionType": "custom"}], "platforms": ["Windows Server 2012"]}, {"vendor": "Microsoft", "product": "Microsoft Dynamics NAV 2018", "versions": [{"status": "affected", "version": "1.0", "lessThan": "11.0.50736.0", "versionType": "custom"}], "platforms": ["Windows Server 2012"]}], "datePublic": "2026-08-11T14:00:00.000Z", "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40375", "name": "Microsoft Dynamics Business Central Information Disclosure Vulnerability", "tags": ["vendor-advisory", "patch"]}], "descriptions": [{"lang": "en-US", "value": "Missing authorization in Dynamics Business Central allows an authorized attacker to disclose information over a network."}], "problemTypes": [{"descriptions": [{"lang": "en-US", "type": "CWE", "cweId": "CWE-862", "description": "CWE-862: Missing Authorization"}]}], "cpeApplicability": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2025:*:release_wave_1:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "26.0.50788", "versionStartIncluding": "26.0"}, {"criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2026:*:release_wave_1:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "28.0.50938", "versionStartIncluding": "28.0"}, {"criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2025:*:release_wave_2:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "27.0.50789", "versionStartIncluding": "27.0"}, {"criteria": "cpe:2.3:a:microsoft:dynamics_nav_2017:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "30713", "versionStartIncluding": "1.0"}, {"criteria": "cpe:2.3:a:microsoft:dynamics_nav_2018:*:*:*:*:*:*:*:*", "vulnerable": true, "versionEndExcluding": "11.0.50736.0", "versionStartIncluding": "1.0"}], "operator": "OR"}]}], "providerMetadata": {"orgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "shortName": "microsoft", "dateUpdated": "2026-11-10T21:57:19.201Z"}}}, "cveMetadata": {"cveId": "CVE-2026-40375", "state": "PUBLISHED", "dateUpdated": "2026-11-10T21:57:19.201Z", "dateReserved": "2026-04-11T23:06:15.615Z", "assignerOrgId": "f38d906d-7342-40ea-92c1-6c4a2c6478c8", "datePublished": "2026-08-11T17:03:37.365Z", "assignerShortName": "microsoft"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"product": "Microsoft Dynamics 365 Business Central 2026 Release Wave 1", "vendor": "Microsoft", "versions": [{"lessThan": "28.0.50938", "status": "affected", "version": "28.0", "versionType": "custom"}]}, {"product": "Microsoft Dynamics 365 Business Central Release Wave 1 2025", "vendor": "Microsoft", "versions": [{"lessThan": "26.0.50788", "status": "affected", "version": "26.0", "versionType": "custom"}]}, {"product": "Microsoft Dynamics 365 Business Central Release Wave 2 2025", "vendor": "Microsoft", "versions": [{"lessThan": "27.0.50789", "status": "affected", "version": "27.0", "versionType": "custom"}]}, {"platforms": ["Windows Server 2012"], "product": "Microsoft Dynamics NAV 2017", "vendor": "Microsoft", "versions": [{"lessThan": "30713", "status": "affected", "version": "1.0", "versionType": "custom"}]}, {"platforms": ["Windows Server 2012"], "product": "Microsoft Dynamics NAV 2018", "vendor": "Microsoft", "versions": [{"lessThan": "11.0.50736.0", "status": "affected", "version": "1.0", "versionType": "custom"}]}], "source": "secure@microsoft.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2024:*:*:*:*:on-premise:*:*:*", "matchCriteriaId": "EE927A6F-16E4-4979-9C55-145B1FD67253", "versionStartIncluding": "25.1.25900", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2025:*:*:*:*:on-premise:*:*:*", "matchCriteriaId": "6C4ECBF2-B1D3-4923-91C3-220DA3BA074F", "versionEndExcluding": "26.0.50788", "versionStartIncluding": "26.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2025:*:*:*:*:on-premise:*:*:*", "matchCriteriaId": "F78140BA-5604-47CB-AC69-8793F2CAA5DA", "versionEndExcluding": "27.0.50789", "versionStartIncluding": "27.0", "vulnerable": true}, {"criteria": "cpe:2.3:a:microsoft:dynamics_365_business_central_2026:*:*:*:*:on-premise:*:*:*", "matchCriteriaId": "F0A8F4B1-DD62-4ED1-89D1-55CFE1DC94C1", "versionEndExcluding": "28.0.50938", "versionStartIncluding": "28.0", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Missing authorization in Dynamics Business Central allows an authorized attacker to disclose information over a network."}], "id": "CVE-2026-40375", "lastModified": "2026-11-10T22:18:32.623", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 3.6, "source": "secure@microsoft.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-40375", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-08-11T21:01:46.759183Z", "version": "2.0.3"}}]}, "published": "2026-08-11T17:17:58.393", "references": [{"source": "secure@microsoft.com", "tags": ["Vendor Advisory"], "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-40375"}], "sourceIdentifier": "secure@microsoft.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-862"}], "source": "secure@microsoft.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[26.0,26.0.50788)"}}], "enrichment": {"confidence": 85.0, "confidence_source": "matching", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 85.0, "source": "matching"}]}, "original": {"product": "Microsoft Dynamics 365 Business Central Release Wave 1 2025", "source": "cna", "vendor": "Microsoft"}, "product": "dynamics_365_business_central_2023_wave_2", "vendor": "microsoft"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[27.0,27.0.50789)"}}], "enrichment": {"confidence": 85.0, "confidence_source": "matching", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 85.0, "source": "matching"}]}, "original": {"product": "Microsoft Dynamics 365 Business Central Release Wave 2 2025", "source": "cna", "vendor": "Microsoft"}, "product": "dynamics_365_business_central_2023_wave_2", "vendor": "microsoft"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "dynamics_365_business_central_2024", "vendor": "microsoft"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[28.0,28.0.50938)"}}], "enrichment": {"confidence": 91.0, "confidence_source": "matching", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 91.0, "source": "matching"}]}, "original": {"product": "Microsoft Dynamics 365 Business Central 2026 Release Wave 1", "source": "cna", "vendor": "Microsoft"}, "product": "dynamics_365_business_central_2024_wave_1", "vendor": "microsoft"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,*]"}}], "enrichment": {"confidence": 93.0, "confidence_source": "matching", "scores": [{"score": 95.0, "source": "inferred"}, {"score": 93.0, "source": "matching"}]}, "original": {"product": "Microsoft Dynamics 365 Business Central 2024 Release Wave 2", "source": "cna", "vendor": "Microsoft"}, "product": "dynamics_365_business_central_2024_wave_2", "vendor": "microsoft"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "dynamics_365_business_central_2025", "vendor": "microsoft"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,*]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "inferred", "scores": [{"score": 100.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "dynamics_365_business_central_2026", "vendor": "microsoft"}], "created": "2026-08-12T17:30:06.645389+00:00", "updated": "2026-08-17T11:23:17.800512+00:00", "vendors": ["microsoft", "microsoft$PRODUCT$dynamics_365_business_central_2023_wave_2", "microsoft$PRODUCT$dynamics_365_business_central_2024", "microsoft$PRODUCT$dynamics_365_business_central_2024_wave_1", "microsoft$PRODUCT$dynamics_365_business_central_2024_wave_2", "microsoft$PRODUCT$dynamics_365_business_central_2025", "microsoft$PRODUCT$dynamics_365_business_central_2026"]}