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CVE-2026-30791

HIGH CVSS 4.0: 8.7 EPSS 0.02%
Updated Mar 18, 2026
Microsoft
Parameter Value
CVSS 8.7 (HIGH)
Affected Versions 0 — 1.4.5
Type CWE-327 (Weak Crypto Algorithm), CWE-684
Vendor Microsoft
Public PoC No

Use of a Broken or Risky Cryptographic Algorithm vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android, WebClient (Config import, URI scheme handler, CLI --config modules) allows Retrieve Embedded Sensitive Data. This vulnerability is associated with program files flutter/lib/common.Dart, hbb_common/src/config.Rs and program routines parseRustdeskUri(), importConfig(). This issue affects RustDesk Client: through 1.4.5.

Attack Parameters

Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
High
Complete data leak
Integrity
None
No data modification
Availability
None
No disruption

CVSS Vector v4.0

Vulnerable Products 13

Configuration From (including) Up to (excluding)
Rustdesk Rustdesk
cpe:2.3:a:rustdesk:rustdesk:*:*:*:*:-:*:*:*
<= 1.4.5
Apple Iphone_Os
cpe:2.3:o:apple:iphone_os:-:*:*:*:*:*:*:*
Apple Macos
cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*
Google Android
cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
Linux Linux_Kernel
cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*
Microsoft Windows
cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*
Rustdesk Rustdesk
cpe:2.3:a:rustdesk:rustdesk:*:*:*:*:webclient:*:*:*
<= 1.4.5
Rustdesk-Client Rustdesk_Client
cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:windows:*:*:*:*:*
0 <= 1.4.5
Rustdesk-Client Rustdesk_Client
cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:macos:*:*:*:*:*
0 <= 1.4.5
Rustdesk-Client Rustdesk_Client
cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:linux:*:*:*:*:*
0 <= 1.4.5
Rustdesk-Client Rustdesk_Client
cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:ios:*:*:*:*:*
0 <= 1.4.5
Rustdesk-Client Rustdesk_Client
cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:android:*:*:*:*:*
0 <= 1.4.5
Rustdesk-Client Rustdesk_Client
cpe:2.3:a:rustdesk-client:rustdesk_client:*:*:webclient:*:*:*:*:*
0 <= 1.4.5