{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2026-40138", "assignerOrgId": "13061848-ea10-403d-bd75-c83a022c2891", "state": "PUBLISHED", "assignerShortName": "BT", "dateReserved": "2026-04-09T18:36:13.133Z", "datePublished": "2026-07-06T16:12:42.627Z", "dateUpdated": "2026-07-07T14:59:19.946Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "13061848-ea10-403d-bd75-c83a022c2891", "shortName": "BT", "dateUpdated": "2026-07-07T14:59:19.946Z" }, "title": "Critical Pre-Authentication Vulnerability in BeyondTrust Remote Support and Privileged Remote Access", "problemTypes": [ { "descriptions": [ { "lang": "en", "cweId": "CWE-287", "description": "CWE-287 Improper Authentication", "type": "CWE" } ] } ], "impacts": [ { "capecId": "CAPEC-115", "descriptions": [ { "lang": "en", "value": "CAPEC-115 Authentication Bypass" } ] } ], "affected": [ { "vendor": "BeyondTrust", "product": "Remote Support", "versions": [ { "status": "affected", "version": "0", "lessThanOrEqual": "25.3.2", "versionType": "custom" } ], "defaultStatus": "unaffected" }, { "vendor": "BeyondTrust", "product": "Privileged Remote Access", "versions": [ { "status": "affected", "version": "0", "lessThanOrEqual": "25.3.2", "versionType": "custom" } ], "defaultStatus": "unaffected" } ], "descriptions": [ { "lang": "en", "value": "A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support and Privileged Remote Access. Improper validation of authentication data may allow a network-positioned attacker to bypass access controls and gain unauthorized access to the appliance, including accounts with elevated privileges. Exploitation requires a specific authentication configuration to be enabled", "supportingMedia": [ { "type": "text/html", "base64": false, "value": "
A critical pre-authentication vulnerability exists in the authentication subsystem of BeyondTrust Remote Support and Privileged Remote Access. Improper validation of authentication data may allow a network-positioned attacker to bypass access controls and gain unauthorized access to the appliance, including accounts with elevated privileges. Exploitation requires a specific authentication configuration to be enabled
" } ] } ], "references": [ { "url": "https://www.beyondtrust.com/trust-center/security-advisories/bt26-03" } ], "metrics": [ { "format": "CVSS", "scenarios": [ { "lang": "en", "value": "GENERAL" } ], "cvssV4_0": { "attackVector": "NETWORK", "attackComplexity": "HIGH", "attackRequirements": "PRESENT", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "CRITICAL", "baseScore": 9.2, "vectorString": "CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N" } } ], "source": { "discovery": "UNKNOWN" }, "x_generator": { "engine": "Vulnogram 1.0.2" } }, "adp": [ { "metrics": [ { "other": { "type": "ssvc", "content": { "timestamp": "2026-07-06T00:00:00+00:00", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "total" } ], "role": "CISA Coordinator", "version": "2.0.3", "id": "CVE-2026-40138" } } } ], "title": "CISA ADP Vulnrichment", "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-07T03:56:32.836Z" } } ] } }