High 7.8Known exploited (CISA KEV)Published Sep 8, 2021

CVE-2021-30713A permissions issue was addressed with improved validation.

Updated under an hour ago (2026-10-19 07:23 UTC)

Does this affect you?

It affects Apple macOS and 1 other product. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Nov 3, 2021; federal agencies had to remediate by Nov 17, 2021. Treat that date as your deadline.

Do this next

Start free and add your stack

Free account, 1 product

Every CVE for Apple macOS

Exploited in the last 30 days

A permissions issue was addressed with improved validation. This issue is fixed in macOS Big Sur 11.4. A malicious application may be able to bypass Privacy preferences. Apple is aware of a report that this issue may have been actively exploited..

CVSS: 7.8 HIGH (v3.1, CISA ADP)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-862
Known exploited: Added to CISA KEV Nov 3, 2021; federal remediation due Nov 17, 2021Apply updates per vendor instructions.
EPSS (exploitation in the next 30 days): 7.04% (percentile 94)
Assigned by: apple
NVD analysis: Analyzed
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Apple macOS apple:macos (from the name)	from unspecified before 11.4	CNA record
apple mac_os_x apple:mac_os_x	from 10.15 through 10.15.7; 10.15.7; 10.15.7; 10.15.7; 10.15.7; 10.15.7; 10.15.7; 10.15.7; and 2 more ranges	NVD
apple macos apple:macos	before 11.4	NVD

References

https://support.apple.com/en-us/HT212529x-refsource-misc, release-notes, vendor-advisory
https://support.apple.com/kb/HT212805x-refsource-confirm, release-notes, vendor-advisory
http://seclists.org/fulldisclosure/2021/Sep/40mailing-list, x-refsource-fulldisc, third-party-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-30713third-party-advisory, us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.