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CVE-2026-30791— RustDesk Client Accepts Pseudo-Encrypted Config Strings Without Cryptographic Validation

AI Predicted 7.5 Difficulty: Easy EPSS 0.24% · P15
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I. Basic Information for CVE-2026-30791

Vulnerability Information
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Vulnerability Title
RustDesk Client Accepts Pseudo-Encrypted Config Strings Without Cryptographic Validation
Source: CVE Program / CVE List V5
Vulnerability Description
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
使用已被攻破或存在风险的密码学算法
Source: CVE Program / CVE List V5
Vulnerability Title
RustDesk 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
RustDesk是RustDesk个人开发者的一款远程访问和远程控制软件，主要由 Rust 编写，可以远程维护计算机和其他设备。 RustDesk 1.4.5及之前版本存在安全漏洞，该漏洞源于使用损坏或不安全的加密算法，可能导致检索嵌入式敏感数据。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
rustdesk-clientRustDesk Client 0 ~ 1.4.5 -

II. Public POCs for CVE-2026-30791

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III. Intelligence Information for CVE-2026-30791

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Proof of Concept for CVE-2026-30791 (1)

Security Blog Posts for CVE-2026-30791 (1)

Vendor Pages for CVE-2026-30791 (1)

Same Patch Batch · rustdesk-client · 2026-03-05 · 10 CVEs total

CVE-2026-30789RustDesk Auth Proof Uses Server-Controlled Salt/Challenge and Fast Double-SHA256, Enabling
CVE-2026-30797RustDesk rustdesk://config/ URI Silently Re-homes Client to Attacker-Controlled Server
CVE-2026-30798RustDesk Client Accepts Unauthenticated stop-service Command via Strategy Payload
CVE-2026-30793RustDesk Flutter URI Handler Sets Permanent Password Without Privilege Check or User Confi
CVE-2026-30796RustDesk Client Transmits Preset Address Book Password Verbatim in Heartbeat Sync
CVE-2026-30792RustDesk Client Blindly Merges Unauthenticated Strategy Payloads, Bypassing Local Security
CVE-2026-30795RustDesk HTTP Client Silently Accepts Invalid TLS Certificates After Handshake Failure
CVE-2026-30785RustDesk Encrypts Local Passwords with World-Readable Machine ID and Fixed Zero Nonce (XSa
CVE-2026-30783RustDesk Client Can Orphan API Channel to Ignore All Admin Commands and ACL Policies

IV. Related Vulnerabilities

Same product: RustDesk Client
Same vendor: rustdesk-client
Same weakness: CWE-327

V. Comments for CVE-2026-30791

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