CVE-2023-27940

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2023-06-23 · updated 2026-06-17

Description

The issue was addressed with additional permissions checks. This issue is fixed in iOS 15.7.6 and iPadOS 15.7.6, macOS Monterey 12.6.6, macOS Ventura 13.4. A sandboxed app may be able to observe system-wide network connections.

Affected products

Apple iPadOS: before 15.7.6 — fixed in 15.7.6
Apple Iphone Os: before 15.7.6 — fixed in 15.7.6
Apple macOS: from 12.0.0 before 12.6.6; from 13.0 before 13.4 — fixed in 12.6.6, 13.4

How to fix

Upgrade to a fixed version: Apple iPadOS 15.7.6; Apple Iphone Os 15.7.6; Apple macOS 12.6.6, 13.4. Check the vendor advisory for mitigations.

References

https://support.apple.com/en-us/HT213758
https://support.apple.com/en-us/HT213759
https://support.apple.com/en-us/HT213765
https://support.apple.com/en-us/HT213758
https://support.apple.com/en-us/HT213759
https://support.apple.com/en-us/HT213765

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