CVE-2025-6428CWE-601

CVE-2025-6428

Medium · published June 24, 2025

CVSS v3.1
4.3
EPSS
0%
Percentile
12.7
In the wild
Unconfirmed
What it is

When a URL was provided in a link querystring parameter, Firefox for Android would follow that URL instead of the correct URL, potentially leading to phishing attacks.

*This bug only affects Firefox for Android. Other versions of Firefox are unaffected.*. This vulnerability was fixed in Firefox 140.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00227 · 12.7th percentile
Weakness
CWE-601 · URL Redirection to Untrusted Site ('Open Redirect')
Published
2025-06-24T17:15Z
Affected products (1)
ProductVersionsFixed in
mozilla/firefox< 140.0140.0
References (2)
https://bugzilla.mozilla.org/show_bug.cgi?id=1970151 · [email protected]https://www.mozilla.org/security/advisories/mfsa2025-51/ · [email protected]
EPSS history
Timeline
  • 24 JUN 12:28Z
    Firefox for Android opened URLs specified in a link querystring parameter
    cvelistv5