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CVE-2026-30798— RustDesk Client Accepts Unauthenticated stop-service Command via Strategy Payload

Quick assessment

Affected
rustdesk-client RustDesk Client
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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，该漏洞源于数据真实性验证不足和异常条件处理不当，可能导致协议操纵。

AI Predicted 8.6 Difficulty: Moderate EPSS 0.34% · P26

Affected Version Matrix 1

VendorProduct Version RangeStatus
rustdesk-client RustDesk Client ≤ 1.4.8 affected
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I. Basic Information for CVE-2026-30798

Vulnerability Information
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Vulnerability Title
RustDesk Client Accepts Unauthenticated stop-service Command via Strategy Payload
Source: CVE Program / CVE List V5
Vulnerability Description
Insufficient Verification of Data Authenticity, Improper Handling of Exceptional Conditions vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Heartbeat sync loop, strategy processing modules) allows Protocol Manipulation. This vulnerability is associated with program files src/hbbs_http/sync.Rs and program routines stop-service handler in heartbeat loop. This issue affects RustDesk Client: through 1.4.8.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对数据真实性的验证不充分
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，该漏洞源于数据真实性验证不足和异常条件处理不当，可能导致协议操纵。
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

Vendor Product Affected Versions CPE Subscribe
rustdesk-client RustDesk Client 0 ~ 1.4.8 -

II. Public POCs for CVE-2026-30798

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III. Intelligence Information for CVE-2026-30798

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Proof of Concept for CVE-2026-30798 (1)

Security Blog Posts for CVE-2026-30798 (1)

Vendor Pages for CVE-2026-30798 (1)

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

CVE-2026-30791 RustDesk Client Accepts Pseudo-Encrypted Config Strings Without Cryptographic Validation
CVE-2026-30789 RustDesk Auth Proof Uses Server-Controlled Salt/Challenge and Fast Double-SHA256, Enabling
CVE-2026-30797 RustDesk rustdesk://config/ URI Silently Re-homes Client to Attacker-Controlled Server
CVE-2026-30793 RustDesk Flutter URI Handler Sets Permanent Password Without Privilege Check or User Confi
CVE-2026-30796 RustDesk Client Transmits Preset Address Book Password Verbatim in Heartbeat Sync
CVE-2026-30792 RustDesk Client Blindly Merges Unauthenticated Strategy Payloads, Bypassing Local Security
CVE-2026-30795 RustDesk HTTP Client Silently Accepts Invalid TLS Certificates After Handshake Failure
CVE-2026-30785 RustDesk Encrypts Local Passwords with World-Readable Machine ID and Fixed Zero Nonce (XSa
CVE-2026-30783 RustDesk 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-345

V. Comments for CVE-2026-30798

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