CVE-2025-3028 – Mozilla Firefox JavaScript XSLTProcessor Use-After-Free Vulnerability

The following table lists the changes that have been made to the
CVE-2025-3028 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. 01, 2025

    Action Type Old Value New Value
    Added Description JavaScript code running while transforming a document with the XSLTProcessor could lead to a use-after-free. This vulnerability affects Firefox < 137, Firefox ESR < 115.22, Firefox ESR < 128.9, Thunderbird < 137, and Thunderbird ESR < 128.9.
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1941002
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-20/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-21/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-22/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-23/
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-24/
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