CVE-2021-30773: Apple iPhone OS

Medium severity, CVSS 5.5. EPSS: 1.1% chance of exploitation in the next 30 days.

An issue in code signature validation was addressed with improved checks. This issue is fixed in iOS 14.7, tvOS 14.7, watchOS 7.6. A malicious application may be able to bypass code signing checks.

Affected products

• Apple iPhone OS: before 14.7 (fixed in 14.7)
• Apple tvOS: before 14.7 (fixed in 14.7)
• Apple watchOS: before 7.6 (fixed in 7.6)

Published 2021-09-08. Last modified 2026-06-17.