Prototype Pollution in Apple macOS
CVE-2026-30785
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.
EPSS: 0.001 (0.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
Weakness classification (CWE)
References
- 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe (x_--config documentation, technical-description, Issue Tracking)
- 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe (x_--config documentation, technical-description, Issue Tracking)
- 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe (Exploit, Third Party Advisory, exploit, third-party-advisory)
- 2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe (vdb-entry, Not Applicable, third-party-advisory)
Frequently asked questions
- What is CVE-2026-30785?
- CVE-2026-30785 is a medium-severity vulnerability in Apple macOS, classified under Storing Passwords in a Recoverable Format. CVSS score: 5.5/10. Published 2026-03-05.
- How severe is CVE-2026-30785?
- Medium severity. CVSS v3 base score is 5.5 out of 10.