Mozilla · Firefox · CVE-2025-5270
**Name of the Vulnerable Software and Affected Versions**
Firefox versions prior to 139
**Description**
The issue arises when SNI (Server Name Indication) could be sent unencrypted despite having encrypted DNS enabled. This affects Firefox, potentially exposing user data.
**Recommendations**
For versions prior to 139, update to version 139 or later to resolve the issue.