CVE-2026-3598: RustDesk Server Generates Config Strings Using Reversible Encoding (Base64 + Reverse) Instead of Encryption

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2026-03-05 · updated 2026-06-17
Weakness: CWE-327

Description

Use of a Broken or Risky Cryptographic Algorithm vulnerability in rustdesk-server-pro RustDesk Server Pro rustdesk-server-pro on Windows, MacOS, Linux (Config string generation, web console export modules) allows Retrieve Embedded Sensitive Data. This vulnerability is associated with program routines Config export/generation routines. This issue affects RustDesk Server Pro: through 1.7.5.

Affected products

rustdesk-server-pro RustDesk Server Pro: through 1.7.5

References

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

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