{"id":"CVE-2026-30790","summary":"RustDesk Server Controls All Handshake Entropy (Salt/Challenge), Enabling Offline Brute-Force","details":"Improper Restriction of Excessive Authentication Attempts, Use of Password Hash With Insufficient Computational Effort vulnerability in rustdesk-server-pro RustDesk Server Pro rustdesk-server-pro on Windows, MacOS, Linux (Peer authentication, API login modules), rustdesk-server RustDesk Server (OSS) rustdesk-server on Windows, MacOS, Linux (Peer authentication, API login modules) allows Password Brute Forcing. This vulnerability is associated with program files src/server/connection.Rs and program routines Salt/challenge generation, SHA256(SHA256(pwd+salt)+challenge) verification.\n\nThis issue affects RustDesk Server Pro: through 1.7.5; RustDesk Server (OSS): through 1.1.15.","modified":"2026-07-08T08:12:41.242850532Z","published":"2026-03-05T15:49:15.539Z","database_specific":{"cna_assigner":"VULSec","cwe_ids":["CWE-307","CWE-916"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30790.json"},"references":[{"type":"WEB","url":"https://github.com/rustdesk"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/30xxx/CVE-2026-30790.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30790"},{"type":"ADVISORY","url":"https://www.vulsec.org/"},{"type":"PACKAGE","url":"https://github.com/rustdesk/rustdesk-server"},{"type":"PACKAGE","url":"https://github.com/rustdesk/rustdesk-server-pro/releases"},{"type":"PACKAGE","url":"https://github.com/rustdesk/rustdesk-server/releases"},{"type":"EVIDENCE","url":"https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/rustdesk/rustdesk-server","events":[{"introduced":"0"},{"last_affected":"9bae9f2f39d92c4b4ba2e28e089da5071897b22e"}],"database_specific":{"source":"AFFECTED_FIELD","extracted_events":[{"introduced":"0"},{"last_affected":"1.1.15"}]}}],"versions":["1.1.15","1.1.14","1.1.13","1.1.12","1.1.11-1","1.1.11","1.1.10-3","1.1.10-2","1.1.10","1.1.9","1.1.8-2","1.1.8-1","1.1.8","1.1.7-4","1.1.7-3","1.1.7-2","1.1.7-1","1.1.7","1.1.6-2","1.1.6-1","1.1.6","1.1.5-1","1.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-30790.json"}},{"ranges":[{"type":"GIT","repo":"https://github.com/rustdesk/rustdesk-server-pro","events":[{"introduced":"0"},{"last_affected":"a25002a49cad74258506ef7606957a591b6e379c"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"last_affected":"1.7.5"}],"source":"AFFECTED_FIELD"}}],"versions":["1.8.4","1.8.3","1.8.2","1.8.1","1.7.9","1.7.8","1.7.7","1.7.6","1.7.5","1.7.4","1.7.3","1.7.2","1.7.1","1.7.0","1.6.9","1.6.8","1.6.7","1.6.6","1.6.5","1.6.4","1.6.3","1.6.2","1.6.1","1.6.0","1.5.9","1.5.8","1.5.7","1.5.6","1.5.5","1.5.4","1.5.3","1.5.2","1.5.1","1.5.0","1.4.8","1.4.7","1.4.6","1.4.5","1.4.4","1.4.3","1.4.2","1.4.1","1.4.0","1.3.9","1.3.8","1.3.7","1.3.12","1.3.11","1.3.10","1.3.6","1.3.5","1.3.4","1.3.3","1.3.2","1.3.1","1.3.0","1.2.0","1.1.14-7","1.1.14-6","1.1.14-5","1.1.14-4","1.1.14-1","1.1.14","1.1.13-1","1.1.13","1.1.12-2","1.1.12-1","1.1.12","1.1.11","1.1.10-5","1.1.10-4","1.1.10-3","1.1.10-2","1.1.10-1","1.1.10","1.1.9","1.1.8"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-30790.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"}]}