CVE-2025-5270 – “Firefox SSL/TLS Man-in-the-Middle Vulnerability”

The following table lists the changes that have been made to the
CVE-2025-5270 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by [email protected]

    May. 27, 2025

    Action Type Old Value New Value
    Added Description In certain cases, SNI could have been sent unencrypted even when encrypted DNS was enabled. This vulnerability affects Firefox < 139.
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1910298
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-42/
Share the Post:

Related Posts