Benjamin Ehrfeld

**Name of the Vulnerable Software and Affected Versions** iOS versions prior to 15.2 iPadOS versions prior to 15.2 **Description** A S/MIME issue existed in the handling of encrypted email, which was addressed with improved selection of the encryption certificate. This issue may cause a sender's email address to be leaked when sending an S/MIME encrypted email using a certificate with more than one email address. **Recommendations** For iOS versions prior to 15.2, update to iOS 15.2 or later to resolve the issue. For iPadOS versions prior to 15.2, update to iPadOS 15.2 or later to resolve the issue.