CVE-2021-30854

Severity: high (CVSS 8.6 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-08-24 · updated 2026-06-17

Description

A logic issue was addressed with improved state management. This issue is fixed in tvOS 15, watchOS 8, iOS 15 and iPadOS 15. A sandboxed process may be able to circumvent sandbox restrictions.

Affected products

Apple iPadOS: before 15.0 — fixed in 15.0
Apple Iphone Os: before 15.0 — fixed in 15.0
Apple tvOS: before 15.0 — fixed in 15.0
Apple watchOS: before 8.0 — fixed in 8.0

How to fix

Upgrade to a fixed version: Apple iPadOS 15.0; Apple Iphone Os 15.0; Apple tvOS 15.0; Apple watchOS 8.0. Check the vendor advisory for mitigations.

References

https://support.apple.com/en-us/HT212814
https://support.apple.com/en-us/HT212815
https://support.apple.com/en-us/HT212819
https://support.apple.com/en-us/HT212814
https://support.apple.com/en-us/HT212815
https://support.apple.com/en-us/HT212819

Get alerted when CVE-2021-30854 or the next vulnerability affects your stack