CVE-2026-30785

Summary

Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution'), Use of Password Hash With Insufficient Computational Effort vulnerability in rustdesk-client RustDesk Client rustdesk, hbb_common on Windows, MacOS, Linux (Password security module, config encryption, machine UID modules) allows Retrieve Embedded Sensitive Data. This vulnerability is associated with program files hbb_common/src/password_security.Rs, hbb_common/src/config.Rs, hbb_common/src/lib.Rs (get_uuid), machine-uid/src/lib.Rs and program routines symmetric_crypt(), encrypt_str_or_original(), decrypt_str_or_original(), get_uuid(), get_machine_id().

This issue affects RustDesk Client: through 1.4.5.

Affected Software

VendorProductVersion RangeStatus
rustdesk-clientRustDesk Client0 <= 1.4.5affected

Weaknesses

  • CWE-257: CWE-257
  • CWE-1321: CWE-1321 Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
  • CWE-323: CWE-323
  • CWE-916: CWE-916 Use of Password Hash With Insufficient Computational Effort

Workarounds

Set restrictive file permissions on TOML config files. Avoid saving peer passwords.

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: yes
    • Technical Impact: total

References