Apple · Macos Monterey · CVE-2023-40440
**Name of the Vulnerable Software and Affected Versions**
macOS Monterey versions prior to 12.6.8
**Description**
This issue was addressed with improved state management of S/MIME encrypted emails. A S/MIME encrypted email may be inadvertently sent unencrypted.
**Recommendations**
For versions prior to 12.6.8, update to macOS Monterey 12.6.8 to resolve the issue. As a temporary workaround, consider disabling the use of S/MIME encrypted emails until the update is applied.