{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-102764","assignerOrgId":"13061848-ea10-403d-bd75-c83a022c2891","state":"PUBLISHED","assignerShortName":"BT","dateReserved":"2026-09-29T16:29:20.011Z","datePublished":"2026-10-15T20:30:32.240Z","dateUpdated":"2026-10-16T19:58:23.139Z"},"containers":{"cna":{"providerMetadata":{"orgId":"13061848-ea10-403d-bd75-c83a022c2891","shortName":"BT","dateUpdated":"2026-10-15T20:30:32.240Z"},"title":"Improper Origin Validation in Internal Messaging Components of BeyondTrust Remote Support","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-290","description":"CWE-290 Authentication bypass by spoofing","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-194","descriptions":[{"lang":"en","value":"CAPEC-194 Fake the Source of Data"}]}],"affected":[{"vendor":"BeyondTrust","product":"Remote Support","versions":[{"status":"affected","version":"0","lessThanOrEqual":"26.2.3","versionType":"custom"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"The vulnerability exists within internal components of BeyondTrust’s Remote Support product. The components did not adequately validate the origin of the messages it received. Under the right conditions, this could allow an attacker to perform file operations on the appliance.","supportingMedia":[{"type":"text/html","base64":false,"value":"<p>The vulnerability exists within internal components of BeyondTrust’s Remote Support product. The components did not adequately validate the origin of the messages it received. Under the right conditions, this could allow an attacker to perform file operations on the appliance.&nbsp;</p>"}]}],"references":[{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-102764"},{"url":"https://www.beyondtrust.com/blog/entry/bt26-05"},{"url":"https://beyondtrustcorp.service-now.com/csm?id=csm_kb_article&sysparm_article=KB0024066"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","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":9.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N"}}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 1.0.5"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-102764","role":"CISA Coordinator","options":[{"Exploitation":"active"},{"Automatable":"yes"},{"Technical Impact":"total"}],"version":"2.0.3","timestamp":"2026-10-16T17:50:04.760178Z"}}},{"other":{"type":"kev","content":{"dateAdded":"2026-10-16","reference":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-102764"}}}],"references":[{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-102764","tags":["government-resource"]}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-16T19:58:23.139Z"},"timeline":[{"time":"2026-10-16T00:00:00.000Z","lang":"en","value":"CVE-2026-102764 added to CISA KEV"}]}]}}