{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-30792","assignerOrgId":"2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe","state":"PUBLISHED","assignerShortName":"VULSec","dateReserved":"2026-03-05T14:13:37.203Z","datePublished":"2026-03-05T15:14:43.719Z","dateUpdated":"2026-06-22T13:17:04.057Z"},"containers":{"cna":{"providerMetadata":{"orgId":"2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe","shortName":"VULSec","dateUpdated":"2026-06-22T13:17:04.057Z"},"title":"RustDesk Client Blindly Merges Unauthenticated Strategy Payloads, Bypassing Local Security Settings","datePublic":"2026-03-05T13:45:00.000Z","problemTypes":[{"descriptions":[{"lang":"en","cweId":"CWE-345","description":"CWE-345 Insufficient Verification of Data Authenticity","type":"CWE"}]}],"impacts":[{"capecId":"CAPEC-384","descriptions":[{"lang":"en","value":"CAPEC-384 Application API Message Manipulation via Man-in-the-Middle"}]}],"affected":[{"vendor":"rustdesk-client","product":"RustDesk Client","platforms":["Windows","MacOS","Linux","iOS","Android","WebClient"],"collectionURL":"https://github.com/rustdesk/rustdesk/releases","packageName":"rustdesk-client","repo":"https://github.com/rustdesk/rustdesk,https://github.com/rustdesk/hbb_common","modules":["Strategy sync","HTTP API client","config options engine"],"programFiles":["src/hbbs_http/sync.rs","hbb_common/src/config.rs"],"programRoutines":[{"name":"Strategy merge loop in sync.rs"},{"name":"Config::set_options()"}],"versions":[{"status":"affected","version":"0","lessThanOrEqual":"1.4.8","versionType":"custom"}],"defaultStatus":"affected"}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:windows:*:*:*:*:*","versionEndIncluding":"1.4.8","versionStartIncluding":"0","vulnerable":true},{"criteria":"cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:macos:*:*:*:*:*","versionEndIncluding":"1.4.8","versionStartIncluding":"0","vulnerable":true},{"criteria":"cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:linux:*:*:*:*:*","versionEndIncluding":"1.4.8","versionStartIncluding":"0","vulnerable":true},{"criteria":"cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:ios:*:*:*:*:*","versionEndIncluding":"1.4.8","versionStartIncluding":"0","vulnerable":true},{"criteria":"cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:android:*:*:*:*:*","versionEndIncluding":"1.4.8","versionStartIncluding":"0","vulnerable":true},{"criteria":"cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:webclient:*:*:*:*:*","versionEndIncluding":"1.4.8","versionStartIncluding":"0","vulnerable":true}],"negate":false,"operator":"OR"}],"operator":"OR"}],"descriptions":[{"lang":"en","value":"A vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android, WebClient (Strategy sync, HTTP API client, config options engine modules) allows Application API Message Manipulation via Man-in-the-Middle.\n\n This vulnerability is associated with program files src/hbbs_http/sync.Rs, hbb_common/src/config.Rs and program routines Strategy merge loop in sync.Rs, Config::set_options().\n\n\n\nThis issue affects RustDesk Client: through 1.4.8.","supportingMedia":[{"type":"text/html","base64":false,"value":"A vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android, WebClient (Strategy sync, HTTP API client, config options engine modules) allows Application API Message Manipulation via Man-in-the-Middle.<p> This vulnerability is associated with program files src/hbbs_http/sync.Rs, hbb_common/src/config.Rs and program routines Strategy merge loop in sync.Rs, Config::set_options().</p><p>This issue affects RustDesk Client: through 1.4.8.</p>"}]}],"references":[{"url":"https://rustdesk.com/docs/en/self-host/client-configuration/advanced-settings/","tags":["technical-description","x_--config documentation"]},{"url":"https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub","tags":["third-party-advisory","exploit"]},{"url":"https://www.vulsec.org/","tags":["vdb-entry","third-party-advisory"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","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":"HIGH","baseScore":8.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N"}}],"configurations":[{"lang":"en","value":"Client connected to any API server (Pro). MiTM or re-homing can also trigger.","supportingMedia":[{"type":"text/html","base64":false,"value":"Client connected to any API server (Pro). MiTM or re-homing can also trigger."}]}],"workarounds":[{"lang":"en","value":"None effective — allow-remote-config-modification toggle is ignored","supportingMedia":[{"type":"text/html","base64":false,"value":"None effective — <code>allow-remote-config-modification</code> toggle is ignored"}]}],"solutions":[{"lang":"en","value":"Enforce runtime toggle checks. Implement payload signing with server private key.","supportingMedia":[{"type":"text/html","base64":false,"value":"Enforce runtime toggle checks. Implement payload signing with server private key."}]}],"exploits":[{"lang":"en","value":"PoC available. Trivially exploitable.","supportingMedia":[{"type":"text/html","base64":false,"value":"PoC available. Trivially exploitable.<br>"}]}],"credits":[{"lang":"en","value":"Erez Kalman","type":"finder"},{"lang":"en","value":"Erez Kalman","type":"reporter"}],"source":{"discovery":"UNKNOWN"},"x_generator":{"engine":"Vulnogram 0.5.0"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-06T10:24:56.279793Z","id":"CVE-2026-30792","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-03-06T10:25:16.901Z"}}]}}