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Windows CVE-2026-30790

CRITICAL
Improper Restriction of Excessive Authentication Attempts (CWE-307)
2026-03-05 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe
Windows Information Disclosure Apple macOS Microsoft Suse
9.3
CVSS 4.0
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CVSS VectorNVD

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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
X

Lifecycle Timeline

2
Analysis Generated
Mar 12, 2026 - 22:06 vuln.today
CVE Published
Mar 05, 2026 - 16:16 nvd
CRITICAL 9.3

DescriptionNVD

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.

This issue affects RustDesk Server Pro: through 1.7.5; RustDesk Server (OSS): through 1.1.15.

AnalysisAI

Security vulnerability in RustDesk remote desktop client/server. One of 6+ critical CVEs affecting the open-source remote access platform.

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Within 24 hours: Identify all affected systems and apply vendor patches immediately. Monitor vendor channels for patch availability.

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CVE-2026-30790 vulnerability details – vuln.today
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