What is CVE-2021-30925?

CVE-2021-30925 is a critical-severity vulnerability in Apple Ipados, classified under Incorrect Authorization. CVSS score: 9.1/10. Published 2021-08-24.

How severe is CVE-2021-30925?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Apple Ipados

CVE-2021-30925

The issue was addressed with improved permissions logic. This issue is fixed in watchOS 8, macOS Big Sur 11.6, iOS 15 and iPadOS 15. A malicious application may be able to bypass Privacy preferences.

Vulnerability class: Broken Access Control

Published 2021-08-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

EPSS exploit prediction

EPSS: 0.013 (69.3th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Apple Ipados
Apple Iphone OS
Apple macOS — versions unspecified
Apple watchOS — versions unspecified

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

Frequently asked questions

What is CVE-2021-30925?: CVE-2021-30925 is a critical-severity vulnerability in Apple Ipados, classified under Incorrect Authorization. CVSS score: 9.1/10. Published 2021-08-24.
How severe is CVE-2021-30925?: Critical severity. CVSS v3 base score is 9.1 out of 10.