CVE-2025-4089 – Mozilla Firefox/Thunderbird Command Injection Vulnerability

The following table lists the changes that have been made to the
CVE-2025-4089 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]

    Apr. 29, 2025

    Action Type Old Value New Value
    Added Description Due to insufficient escaping of special characters in the “copy as cURL” feature, an attacker could trick a user into using this command, potentially leading to local code execution on the user’s system. This vulnerability affects Firefox < 138 and Thunderbird < 138.
    Added Reference https://bugzilla.mozilla.org/buglist.cgi?bug_id=1949994%2C1956698%2C1960198
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-28/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-31/
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