CVE-2025-8364 – Mozilla Firefox Android URI Spoofing Vulnerability

The following table lists the changes that have been made to the
CVE-2025-8364 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]

    Aug. 19, 2025

    Action Type Old Value New Value
    Added Description A crafted URL using a blob: URI could have hidden the true origin of the page, resulting in a potential spoofing attack.
    *Note: This issue only affected Android operating systems. Other operating systems are unaffected.* This vulnerability affects Firefox < 141.
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1909609
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1969937
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-56/
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