High severity7.5NVD Advisory· Published Aug 24, 2021· Updated Jun 17, 2026
CVE-2021-30997
CVE-2021-30997
Description
A S/MIME issue existed in the handling of encrypted email. This issue was addressed by not automatically loading some MIME parts. This issue is fixed in iOS 15.2 and iPadOS 15.2. An attacker may be able to recover plaintext contents of an S/MIME-encrypted e-mail.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5- Range: unspecified
- Range: prior to 15.2
prior to 15.2+ 1 more
- (no CPE)range: prior to 15.2
- cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:*range: <15.2
Patches
Vulnerability mechanics
References
1News mentions
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