CVE-2019-7284: Apple iPhone OS

Medium severity, CVSS 4.3. EPSS: 0.8% chance of exploitation in the next 30 days.

This issue was addressed with improved checks. This issue is fixed in iOS 12.2. Processing a maliciously crafted mail message may lead to S/MIME signature spoofing.

Affected products

• Apple iPhone OS: before 12.2 (fixed in 12.2)

Published 2019-12-18. Last modified 2026-06-17.