What’s Vulnerable › Vulnerabilities

CVE-2026-30792: RustDesk Client Blindly Merges Unauthenticated Strategy Payloads, Bypassing Local Security Settings

• Severity: high (CVSS 8.1 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2026-03-05 · updated 2026-06-22
• Weakness: CWE-345

Description

A vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android, WebClient (Strategy sync, HTTP API client, config options engine modules) allows Application API Message Manipulation via Man-in-the-Middle. This vulnerability is associated with program files src/hbbs_http/sync.Rs, hbb_common/src/config.Rs and program routines Strategy merge loop in sync.Rs, Config::set_options(). This issue affects RustDesk Client: through 1.4.8.

Affected products

• rustdesk-client RustDesk Client: through 1.4.5

References

• https://docs.google.com/document/d/e/2PACX-1vSds6jjpd38oO_yIAyd1HYtKNUuea-I-ozAPpGhYI7QgAU-QGJ7D8a4rOZVj1vmiUXV1EcdRHf9aZAW/pub
• https://rustdesk.com/docs/en/self-host/client-configuration/advanced-settings/
• https://www.vulsec.org/

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