What is CVE-2026-30789?

CVE-2026-30789 is a critical-severity vulnerability in Apple Iphone_os, classified under Use of Password Hash With Insufficient Computational Effort. CVSS score: 9.8/10. Published 2026-03-05.

How severe is CVE-2026-30789?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Apple Iphone_os

CVE-2026-30789

Use of Password Hash With Insufficient Computational Effort, Improper Restriction of Excessive Authentication Attempts vulnerability in rustdesk-client RustDesk Client rustdesk-client on Windows, MacOS, Linux, iOS, Android (Client login, p…

EPSS: 0.003 (18.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Apple Iphone_os
Apple Macos
Google Android
Linux Linux_kernel
Microsoft Windows
Rustdesk
Rustdesk-client Rustdesk Client — versions 0

Weakness classification (CWE)

CWE-916 — Use of Password Hash With Insufficient Computational Effort

References

2fdefc65-d750-4b8d-96ee-6e2c0c42dbfe (x_--config documentation, Product, technical-description)
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-2026-30789?: CVE-2026-30789 is a critical-severity vulnerability in Apple Iphone_os, classified under Use of Password Hash With Insufficient Computational Effort. CVSS score: 9.8/10. Published 2026-03-05.
How severe is CVE-2026-30789?: Critical severity. CVSS v3 base score is 9.8 out of 10.