CVE-2020-27929: Apple iPhone OS

Medium severity, CVSS 5.5. EPSS: 0.6% chance of exploitation in the next 30 days.

A logic issue existed in the handling of Group FaceTime calls. The issue was addressed with improved state management. This issue is fixed in iOS 12.4.9. A user may send video in Group FaceTime calls without knowing that they have done so.

Affected products

• Apple iPhone OS: before 12.4.9 (fixed in 12.4.9)

Published 2020-12-08. Last modified 2026-06-17.