CVE-2025-5020 – Firefox for iOS URL Spoofing Vulnerability

The following table lists the changes that have been made to the
CVE-2025-5020 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.

  • CVE Modified
    by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    May. 21, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
    Added CWE CWE-939
  • New CVE Received
    by [email protected]

    May. 21, 2025

    Action Type Old Value New Value
    Added Description Opening maliciously-crafted URLs in Firefox from other apps such as Safari could have allowed attackers to spoof website addresses if the URLs utilized non-HTTP schemes used internally by the Firefox iOS client This vulnerability affects Firefox for iOS < 139.
    Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1951558
    Added Reference https://www.mozilla.org/security/advisories/mfsa2025-39/
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