What is CVE-2021-31000?

CVE-2021-31000 is a low-severity vulnerability in Apple Ipados, classified under Incorrect Default Permissions. CVSS score: 3.3/10. Published 2021-08-24.

How severe is CVE-2021-31000?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Apple Ipados

CVE-2021-31000

A permissions issue was addressed with improved validation. This issue is fixed in iOS 15.2 and iPadOS 15.2, watchOS 8.3, macOS Monterey 12.1, tvOS 15.2. A malicious application may be able to read sensitive contact information.

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

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (50.2th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-276 — Incorrect Default Permissions

References

Frequently asked questions

What is CVE-2021-31000?: CVE-2021-31000 is a low-severity vulnerability in Apple Ipados, classified under Incorrect Default Permissions. CVSS score: 3.3/10. Published 2021-08-24.
How severe is CVE-2021-31000?: Low severity. CVSS v3 base score is 3.3 out of 10.