What is CVE-2021-31007?

CVE-2021-31007 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Incorrect Default Permissions. CVSS score: 5.5/10. Published 2021-08-24.

How severe is CVE-2021-31007?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Apple iOS And Ipados

CVE-2021-31007

Description: A permissions issue was addressed with improved validation. This issue is fixed in iOS 15.1 and iPadOS 15.1, tvOS 15.1, macOS Big Sur 11.6.2, watchOS 8.1, macOS Monterey 12.1. A malicious application may be able to bypass Privacy preferences.

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

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.009 (57.3th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Apple iOS And Ipados — versions unspecified
Apple Ipados
Apple Iphone OS
Apple macOS
Apple tvOS
Apple watchOS — versions unspecified

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

Frequently asked questions

What is CVE-2021-31007?: CVE-2021-31007 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Incorrect Default Permissions. CVSS score: 5.5/10. Published 2021-08-24.
How severe is CVE-2021-31007?: Medium severity. CVSS v3 base score is 5.5 out of 10.